Reaction score. 7,072. Location. Pauline, SC. Jan 25, 2020. #1. I have been working on a set of "ProMax" cylinder heads for the past number of weeks. This is the first set of this brand I have had to work on so I thought I would make public some of my findings. I don't know where these are really produced and I'm not going to guess.Jun 28, 2022 · I review promaxx project x 185cc head and flow it. Mar 11, 2015 · I have the ProMaxx 190cc, 64cc combustion chamber heads on my 350. On Jegs they were only $773 for the assembled pair, when on Summitracing they were $900 something. They're working good for me, but you want bigger runners. Definitely compare the 2 websites for best price. blp226. PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads. PROMAXX Performance Project X small block Chevrolet cylinder heads have the right stuff to perfectly fit your budget build with abundant power. The economical "As-Cast" aluminum versions feature ultra-smooth 356-T6 casting, precision machining, and an array of assembled …Mar 18, 2022 · A word on Promaxx... they're an offshore casting and the cheaper versions are certainly about the same as the rest of the 250-260cfm heads, but I've been eyeballing these: PROMAXX Performance 9207 PROMAXX Performance Project X Small Block Ford Cylinder Heads | Summit Racing I give real flow numbers and review the Promaxx BBC 317cc head.I just stumbled across the ProMaxx "Project X" SBC heads on Summit's site. Went to the ProMaxx site and checked them out, and they seem to be comparable to the …ProMaxx 9208 Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates Valve springs for use with a solid roller camshaft with a maximum valve lift of .700 in.ProMaxx 9217A Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates Valve springs for use with a hydraulic roller camshaft with a maximum valve lift of .600 in.Both Flotek and Promaxx can make big power as well. From Chads site. 505 BBC. 315cc FloTec heads. Throats sized and SSR polished, 2.300/1.880 valves, 13.7-1, Ported Sniper JR, 268 cam, under .700 lift, 1050 QF carb 743@5300 and [email protected] 9198TA Project X Cylinder Head Features: Fully assembled with valve springs, Titanium valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates; Valve springs for use with a solid roller camshaft with a maximum valve lift of .700 in.ProMaxx 9207 Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates Valve springs for use with a hydraulic roller camshaft with a maximum valve lift of .600 in. ProMaxx Performance Project X Bare Aluminum Cylinder Heads for Small Block Ford (210cc) Project X Bare Aluminum Cylinder Heads. Small Block Ford. Intake Runner: 210cc. Spark Plug: 14mm .750 Reach. Seats Installed for: 2.08 in. Int./1.60 in. Exh. Valves w/8mm Stems. Valve Angle: 20°. Something new sprouted this year at Today's Homeowner – an office vegetable garden! This team project, headed by Danny's wife, Sharon, brought the Mobile staff together for some old-fashioned collaboration with the promise of delicious food...ProMaxx 9186S Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates Valve springs for use with a hydraulic flat-tappet camshaft with …Details 215cc Intake Runner ProMaxx 9215S Project X Aluminum Cylinder Head Features: Cast from 356-T6 ultra-smooth aluminum with larger valve spring pockets and runners designed to …XXTREME 260 LS3 Rectangle Large Bore. (SOLD IN PAIRS) $ 1,682.00 – $ 3,035.00. The XXTREME LS 260 is the big boy on the block for as-cast LS Head technology. This head is for large bore power. Dyno results produce 700 HP plus on pump gas.SKU: TFS-51403005. Trick Flow Specialties Stage 5 Track Max Hydraulic Roller Camshaft for SBF 302/351w Ford. Rough idle, strong top-end power. Basic Operating RPM Range - 3,400-7,00 RPM. Aftermarket intake, heads, and headers recommended. 3,000-3,500 rpm stall converter, 3.90 to 4.11 gears recommended.Maxx 180 SBF(Sold in Pairs) Maxx 180 SBF. (Sold in Pairs) $ 979.00 – $ 1,565.00. The SBF Maxx 180 is an as cast head that beats the competition. Don’t let the size fool you, flowing over 260 cfm, this head makes real power. It puts out up to 20 hp over the competition. Spring Options.ProMaxx Project X 9196A Cylinder Heads Features: Cast from 356-T6 ultra-smooth aluminum with larger valve spring pockets and runners designed to be both accurate and precise Angled spark plug holes use a 14mm .750 in. reach spark plug such as Autolite AR3934 (sold separately) or equivalentSKU: TFS-51403005. Trick Flow Specialties Stage 5 Track Max Hydraulic Roller Camshaft for SBF 302/351w Ford. Rough idle, strong top-end power. Basic Operating RPM Range - 3,400-7,00 RPM. Aftermarket intake, heads, and headers recommended. 3,000-3,500 rpm stall converter, 3.90 to 4.11 gears recommended.Our products are not manufactured, endorsed or sponsored by Ford, GM, Cummins, Chrysler, Jeep, Mazda, Toyota, Isuzu or Volkswagen. Our use of the terms “Ford” “GM” "Cummins" “Chrysler” "Jeep" “Mazda” “Toyota” “Isuzu” and “Volkswagen,” and associated logos, are for descriptive purposes only.Find AFR 185cc SBF Renegade 20 Degree Street Heads and get Free Shipping on Orders Over $109 at Summit Racing! If you need the world's finest high performance street/strip small block Ford heads, then check out AFR's 185cc emissions-legal Renegade Street cylinder heads (CARB E.O. #250-3). With lightweight 8mm, 2.020 in. intake valves and …ProMaxx 9198TA Project X Cylinder Head Features: Fully assembled with valve springs, Titanium valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates; Valve springs for use with a solid roller camshaft with a maximum valve lift of .700 in.ProMaxx CNC Ported Ford SB (289-351W) Aluminum Heads These full CNC ported heads are what the small block Ford stroker engine wants and needs. The professionally designed CNC port flows like the top brands in the industry over 325 cfm. Compare flow numbers and then look at the price.cstraub. 4434 posts · Joined 2009. #6 · Mar 18, 2015. 1988montecarloss said: anybody here run the promaxx (former patriot) heads? specifically the 2117 or 2121 225cc runner versions? thinking of picking some up for a budget solid flat tappet 350. shoot for maybe 500 crank hp, rev to 6800-7000, single plane intake, 4150 holley 750DP.There are 19 PROMAXX Performance Coupon Code available. ️Average 10% off for your entire order. CATEGORY ... Project X SBC 200 SOLD IN PAIRS for $1083 at PROMAXX Performance ... they now want to offer customers the best-performing cylinder heads on the market at an unparalleled price. With more than 30 years of racing experience in every …Our products are not manufactured, endorsed or sponsored by Ford, GM, Cummins, Chrysler, Jeep, Mazda, Toyota, Isuzu or Volkswagen. Our use of the terms “Ford” “GM” "Cummins" “Chrysler” "Jeep" “Mazda” “Toyota” “Isuzu” and “Volkswagen,” and associated logos, are for descriptive purposes only.PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 9217S. Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 215cc Intake Runner, Chevrolet, …ProMaxx 9215A Project X Aluminum Cylinder Head Features: Cast from 356-T6 ultra-smooth aluminum with larger valve spring pockets and runners designed to be both accurate and precise Angled spark plug holes use a 14mm .750 in. reach spark plug such as Autolite AR3934 (sold separately) or equivalentMaximum quality, maximum performance, and minimum pricing--PROMAXX Maxx Series SBC cylinder heads take affordable power to the next level. With ultra-smooth Grade A 356-T6 aluminum castings that are precision CNC-machined, these small block Chevy heads deliver awesome air speeds with super-efficient chamber designs to produce the power …Since this was about promaxx heads.. congrats on having a girlfriend that understands your hobby and chooses support it rather than compete with it. I plan on putting Promaxx Project X heads on this sub 2700# Falcon Sprint.Maxx 200 SBC. (Sold in Pairs) The Maxx 200 is the ultimate “as cast” head available that produces CNC type flow number, flowing over 280cfm. This head has produced over 550 hp on pump gas and mild cam .383. Available with multiple spring options; Hyd Flat tap, Hyd Roller, Solid and Solid Roller. The Maxx 200 is the ultimate “as cast ...ProMaxx 9205 Project X Aluminum Cylinder Head Features: Cast from 356-T6 ultra-smooth aluminum with larger valve spring pockets and runners designed to be both accurate and precise. Uses a 14mm .750 in. reach spark plug such as NGK R5671A-7 (sold separately) or equivalent. 185cc Aluminum Small Block Chevy Cylinder Heads. Technical Specifications and Recommended Components: Combustion Chamber - 72cc. Weight - 55.00 lbs. Intake Runner - 185cc. Exhaust Runner - 62cc. Intake Valve Size - 2.02". Exhaust Valve Size - …ProMaxx 9217S Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates; Valve springs for use with a hydraulic roller …ProMaxx CNC Ported Ford SB (289-351W) Aluminum Heads These full CNC ported heads are what the small block Ford stroker engine wants and needs. The professionally designed CNC port flows like the top brands in …I ported the SBC Promaxx Project X 215cc head. This is the results and some insights.Ls XXTREMESeriesThe XXTREME Series is our newest line performance cylinder head. It features professionally designed runners and chambers meticulously designed in the U.S.A. At PROMAXX, we provide our …ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Chevy (200cc) Part Number: 723-9196A Product Q&A View Now Click image to zoom $1,296.00 Lowest Price Guarantee Project X Aluminum Cylinder Heads Small Block Chevy Intake Runner: 200cc Spark Plug: Angled Valves: 2.08 in. Int./1.60 in. Exh. w/8mm Stems Valve Angle: 23°ProMaxx 9198TA Project X Cylinder Head Features: Fully assembled with valve springs, Titanium valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates; Valve springs for use with a solid roller camshaft with a maximum valve lift of .700 in.ABOUTProMaxxPerformance. We are a family owned business that began in 2012 by purchasing the remnants of Patriot Performance and Alabama Cylinder Head Exchange. We specialize in all types of cylinder heads, from diesel to performance. Our performance line has become a passion. Our mission is to provide the best performing cylinder heads …Find PROMAXX Performance Maxx Series Small Block Ford Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! Maximum quality, maximum performance, and minimum pricing—PROMAXX Maxx Series SBF cylinder heads take affordable power to the next level. With ultra-smooth Grade A 356-T6 aluminum castings that are precision machined, these small block Ford heads deliver awesome ...ohio. Looking to dig into the 70 this spring. Old 189 heads are pretty well shot, don't think aluminum is the way to go for a car that sits so much, iron heads preferred. See good and bad comments on these Jegs store brand heads. (Promaxx 2151) Everything I'm looking for in new heads. Looking for some up to date reports on out of the box quality.AFR Enforcer 185 VS Promaxx 180's. Kicking around cylinder head options for my 351w project, which head is better for a stock displacement pump gas 351? Won't spin it past 6000rpm, want good torque and midrange. Hydraulic flat tappet off the shelf cam, long tubes and Victor JR with a carb.Checking out a pair of Promaxx 200cc heads I just purchased from Jegs. Ordered them at 5:00pm on Friday and received them at 11:00am Saturday morning. Damn g...PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads. PROMAXX Performance Project X small block Chevrolet cylinder heads have the right stuff to perfectly fit your budget build with abundant power. The economical "As-Cast" aluminum versions feature ultra-smooth 356-T6 casting, precision machining, and an array of assembled …ProMaxx 9185S Project X Aluminum Cylinder Head Features: Cast from 356-T6 ultra-smooth aluminum with larger valve spring pockets and runners designed to be both accurate and precise Straight spark plug angle uses a 14mm .750 in. reach spark plug such as Autolite AR3934 (sold separately) or equivalent Maxx 200 SBC. (Sold in Pairs) The Maxx 200 is the ultimate “as cast” head available that produces CNC type flow number, flowing over 280cfm. This head has produced over 550 hp on pump gas and mild cam .383. Available with multiple spring options; Hyd Flat tap, Hyd Roller, Solid and Solid Roller. The Maxx 200 is the ultimate “as cast ... The Shocker 225 CNC is the ultimate 23 degree small block Chevy head. It requires no special components. Fully CNC’d runners and chambers designed and ported in the USA. Porting is equivalent to other companies more expensive port work. Flowing over 325 CFM these heads will support big cubic inch and big horse power easily over 725 horsepower. …AFR165's right out of the box bolted to a refreshed stock block, stock cam 5.0 gained a 100 horsepower. Afr's or twisted wedge heads are the only way to go. Cheaper heads need guide work and sometimes a valve job before you can use them. Edelbrock e heads are good to but are priced close the the afr's.PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads - Free Shipping on Orders Over $109 at Summit Racing Filter Results by Vehicle Search New Vehicle Sort Sort By Default Sort Product Line (a-z) Product Line (z-a) Part Number (a-z) Part Number (z-a) Price (low-high) Price (high-low) New Arrivals Records Per PageProMaxx Project X 92198S Aluminum Cylinder Heads Features: Cast from 356-T6 ultra-smooth aluminum with larger valve spring pockets and runners designed to be both accurate and precise. Straight spark plug angle uses a 14mm .750 in. reach spark plug such as Autolite AR3934 (sold separately) or equivalent.PROMAXX Performance Products specializes in all types of automotive cylinder head for any budget, carrying Performance cylinder heads, diesel cylinder heads and stock replacement cylinder heads. ProMAXX Performance has designed a complete new line of performance heads that meet or exceed the big names in the industry.Series. The Shocker CNC Series is our top of the line performance cylinder head. It features professionally designed runners and chambers meticulously CNC ported in the U.S.A. Unlike most of our competitors, we don’t offer different quality CNC designs. At PROMAXX, we provide our elite series at prices that make our competition cringe.You know that sinking feeling you get when you say yes to too many requests, take on too much when you know yo You know that sinking feeling you get when you say yes to too many requests, take on too much when you know you won’t be able to ...ProMaxx 9208T Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, Titanium valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates</li; Valve springs for use with a solid roller camshaft with a maximum valve lift of .700 in. Find PROMAXX Performance Maxx Series Small Block Ford Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! Maximum quality, maximum performance, and minimum pricing—PROMAXX Maxx Series SBF cylinder heads take affordable power to the next level. With ultra-smooth Grade A 356-T6 aluminum castings …ProMaxx Performance Project X Bare Aluminum Cylinder Heads for Small Block Ford (210cc) Project X Bare Aluminum Cylinder Heads. Small Block Ford. Intake Runner: 210cc. Spark Plug: 14mm .750 Reach. Seats Installed for: 2.08 in. Int./1.60 in. Exh. Valves w/8mm Stems. Valve Angle: 20°. タイムセール タイガー魔法瓶 JPL-S100 WS 土鍋圧力IH炊飯ジャー ミストホワイト キャンセル 変更 返品不可. TIGER タイガー JPL-S100 (WS) ミストホワイト 圧力IH炊飯器 5.5合 土鍋ご …75gmck25 · #9 · Oct 16, 2018. I looked at Promaxx heads, but finally bought the Blueprint H8002K heads, which are about the same price. I have standard dished pistons in a GM crate 350, so it limited the compression ratio I could achieve. I also have 4.10 gears, TH350 and stock 31" tires.ProMaxx SBF 210cc CNC Ported Cylinder Heads. $ 1,435.00. The Shocker 210 CNC SBF heads are tops in the industry. Compare performance and price and you will see it is no contest. Flowing over 328 cfm through only a 210cc runner will make the power you need from your big cubic inch small block Ford. Go out and shock the competition.Series. Promaxx Performance continues to evolve with the Project X lineup and has raised the bar on the competition. There is NO AS CAST head on the market that can outflow these heads PERIOD! We have done our homework and produced what we believe is the best as cast head-on at an affordable price. Series. The Shocker CNC Series is our top of the line performance cylinder head. It features professionally designed runners and chambers meticulously CNC ported in the U.S.A. Unlike most of our competitors, we don’t offer different quality CNC designs. At PROMAXX, we provide our elite series at prices that make our competition cringe.These rectangular port iron heads from Summit Racing offered surprising bang for the buck. The Summit Racing head upgrade improved the power output of the 496 from 630 hp and 577 lb-ft to 688 hp ...I have the ProMaxx 190cc, 64cc combustion chamber heads on my 350. On Jegs they were only $773 for the assembled pair, when on Summitracing they were $900 something. They're working good for me, but you want bigger runners. Definitely compare the 2 websites for best price. blp226.Our research indicates the 1973 340 engines used a large, 73cc chamber to reduce the compression ratio to 8.5:1. While this reduced NOx output for emissions, this loss of compression really hurts power. The rule of thumb with compression is that, in the range between 8.0:1 and 12.0:1 compression, one full ratio is worth approximately 3 to 4 ...SKU: TFS-51403005. Trick Flow Specialties Stage 5 Track Max Hydraulic Roller Camshaft for SBF 302/351w Ford. Rough idle, strong top-end power. Basic Operating RPM Range - 3,400-7,00 RPM. Aftermarket intake, heads, and headers recommended. 3,000-3,500 rpm stall converter, 3.90 to 4.11 gears recommended.First off if your motor is only 355 cid, or even 383 cid you will need to be buzzing it well .above 8K rpm to make good usage of 225 CC SBC heads. You can cut a man's tongue from his mouth, but that does not mean he’s a liar, it just shows that you fear the truth he might speak about you! Monza355. Pro.ProMaxx Performance Project X Bare Aluminum Cylinder Heads for Small Block Ford (210cc) Project X Bare Aluminum Cylinder Heads. Small Block Ford. Intake Runner: 210cc. Spark Plug: 14mm .750 Reach. Seats Installed for: 2.08 in. Int./1.60 in. Exh. Valves w/8mm Stems. Valve Angle: 20°.Maximum quality, maximum performance, and minimum pricing—PROMAXX Maxx Series SBF cylinder heads take affordable power to the next level. With ultra-smooth Grade A 356-T6 aluminum castings that are precision machined, these small block Ford heads deliver awesome air speeds with super-efficient chamber designs to produce the …ProMaxx CNC Ported Ford SB (289-351W) Aluminum Heads These full CNC ported heads are what the small block Ford stroker engine wants and needs. The professionally designed CNC port flows like the top brands in …ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Chevy (200cc) Project X Aluminum Cylinder Heads. Small Block Chevy. Intake Runner: 200cc. Spark Plug: Angled. Valves: 2.08 in. Int./1.60 in. Ex. w/8mm Stems. PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 9188S. Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 185cc Intake Runner, Chevrolet, Small Block, Pair. Part Number: PMX-9188S. Not Yet Reviewed. PROMAXX Performance Project X small block Chevrolet cylinder heads have the right stuff to perfectly fit your budget build with abundant power. The economical "As-Cast" aluminum versions feature ultra-smooth 356-T6 casting, precision machining, and an array of assembled options, as well as being available bare.PROMAXX Performance Project X Small Block Ford Cylinder Heads. PROMAXX Performance Project X small block Ford cylinder heads are one word—awesome! They feature ultra-smooth 356-T6 aluminum casting, 5-angle valve jobs, precision CNC machining, and diamond-honed bronze guides and can make big power in your small …ProMaxx Project X 92198S Aluminum Cylinder Heads Features: Cast from 356-T6 ultra-smooth aluminum with larger valve spring pockets and runners designed to be both accurate and precise. Straight spark plug angle uses a 14mm .750 in. reach spark plug such as Autolite AR3934 (sold separately) or equivalent.ProMaxx 9218A Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates; Valve springs for use with a solid roller camshaft with a maximum valve lift of .700 in.PROMAXX Performance Project X small block Ford cylinder heads are one word—awesome! They feature ultra-smooth 356-T6 aluminum casting, 5-angle valve jobs, precision CNC machining, and diamond-honed bronze guides and can make big power in your small block Ford application. The new swirl designed chamber is the difference. …A budget head on a 434 is going to peak way early and disappoint you, even with the proper solid roller cam. Top. PRH Guru Posts: 1457 Joined: Fri Sep 08, 2017 8:16 pm Location: S. Burlington, Vt. Re: Promaxx 225 heads. ... The promaxx are a knock off of the Brodix ik heads. I ported several of those. They do not compare to a dragon slayer ...ProMaxx 9187S Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates Valve springs for use with a hydraulic roller camshaft with a maximum valve lift of .600 in.ProMaxx is a good value for the money. ProFiler as-cast airflow rates rival the CNC street ported version of the AFR head, putting those two at the top of a flow test comparison list. ProMaxx's full CNC port head is quite good as well. Beyond that information, it just starts to become a personal chice, along with all the other build parameters ...ProMaxx 9209 Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, Titanium valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates; Valve springs for use with a solid roller camshaft with a …Series. The Shocker CNC Series is our top of the line performance cylinder head. It features professionally designed runners and chambers meticulously CNC ported in the U.S.A. Unlike most of our competitors, we don’t offer different quality CNC designs. At PROMAXX, we provide our elite series at prices that make our competition cringe.ProMaxx 9186S Project X Aluminum Cylinder Head Features: Fully assembled with valve springs, steel valve spring retainers, Viton valve seals, 3/8 in. rocker arm studs, and guide plates Valve springs for use with a hydraulic flat-tappet camshaft with a maximum valve lift of .575 in. Project spreadsheets are a great way to keep track of tasks, deadlines, and resources for any project. They can help you stay organized and on top of your work, but it’s important to know what you’re getting into before you start using one.Find PROMAXX Performance Maxx Series Small Block Ford Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! Maximum quality, maximum performance, and minimum pricing—PROMAXX Maxx Series SBF cylinder heads take affordable power to the next level. With ultra-smooth Grade A 356-T6 aluminum castings that are precision machined, these small block Ford heads deliver awesome ...Checking out a pair of Promaxx 200cc heads I just purchased from Jegs. Ordered them at 5:00pm on Friday and received them at 11:00am Saturday morning. Damn g...Our research indicates the 1973 340 engines used a large, 73cc chamber to reduce the compression ratio to 8.5:1. While this reduced NOx output for emissions, this loss of compression really hurts power. The rule of thumb with compression is that, in the range between 8.0:1 and 12.0:1 compression, one full ratio is worth approximately 3 to 4 ...ProMaxx 9215S Project X Aluminum Cylinder Head Features: Cast from 356-T6 ultra-smooth aluminum with larger valve spring pockets and runners designed to be both accurate and... Straight spark plug angle uses a 14mm .750 in. reach spark plug such as Autolite AR3934 (sold separately) or equivalent ... ProMaxx Project X 9216A Aluminum Cylinder Heads Features: Cast from 356-T6 ultra-smooth aluminum with larger valve spring pockets and runners designed to be both accurate and precise Angled spark plug holes angle use a 14mm .750 in. reach spark plug such as Autolite AR3934 (sold separately) or equivalentMAXX 210 BB MOPAR. (Sold in Pairs) $ 1,173.00 – $ 1,439.00. Mopar Nation, ProMaxx 9198TA Project X Cylinder Head Features: Fully assembled with valve springs, Titan, ProMaxx 9205 Project X Aluminum Cylinder Head Features: Cast from, Feb 22, 2022 · I just stumbled across the ProMaxx "Project X" SBC heads on Summit's site. We, I have the ProMaxx 190cc, 64cc combustion chamber heads on my 350. On Jegs they were only $773 for the assemb, Large Spring pockets. 215cc intake runner. Diamond honed guides. Chamber unshrouded. Machined a, ProMaxx is a good value for the money. ProFiler as-cast airflow rates rival the CNC street ported version of the AFR , Are you looking for a rental property near you? Finding the right, ProMaxx SBF 210cc CNC Ported Cylinder Heads. $ 1,435.00. The Shocker 2, ProMaxx Performance Products has established itself in the marketpla, Lowest Price Guarantee Project X Bare Aluminum Cylinder He, Shocker 210 SBF CNC(Sold in Pairs) Shocker 210 SBF CNC. (Sold in Pa, PROMAXX Performance Project X small block Chevrolet cylinder heads hav, ProMaxx 9217S Project X Aluminum Cylinder Head Features: Full, Lowest Price Guarantee Project X Bare Aluminum Cylinder Heads Smal, Dec 8, 2022 · Started with the "210" ProMaxx Project X ca, ProMaxx Performance Project X Assembled Aluminum Cyl, I give an honest review of the Promaxx Project X 215.