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MAXXSeriesThe MAXX Series is taking the affordable performance cylinder head to the next level. There is no comparison in the market. Our new ultra smooth casting made of Grade A 356-T6 aluminum is precision CNC machined to create the perfect platform for our new runner and chamber designs. This combined with our 5 angle competition valve job ...To that end, ProMaxx has two unique cylinder heads on display which are far from cookie-cutter. The first is an LS3 head, designed to work on small-bore engine combinations. “It has an LS3 runner that will fit on a 3.900-inch bore,” says Collins. “It’s got a .750-inch-thick deck, it has the raised valve cover rail, and is milled so you ...aaks38 Discussion starter · Mar 5, 2019. I was planning to reuse my Gt40x heads but have enough funds for a head change. I was planning to install the promaxx 9175 180cc heads on a DSS 331 and its just a street car, so am wondering if these heads would fit the bill. Im noticing these have better flow numbers than the Tw170 but not sure of ...0:00 / 22:37 AFR Enforcer 195cc Vs Promaxx Project X 215cc Which Made More Power Eric Weingartner 27.7K subscribers 18K views 2 months ago I tell the dyno numbers from the two different...To zero deck this or nearly so is important to get the squish/quench clearance into the range of .035 to .045 inch. There are two ways to do this one is to mill the block’s head deck by .020 to .025 inch or to use a raised crown piston usually those are .020 inch as they leave .005 for deck clean up.GPS N43.43920 E13.58515 P.I. IT00090690439 Reg. Imp. di Macerata, n. 1351Promaxx Project 215cc Head Review With Real Flow Numbers. Eric Weingartner. 26.3K subscribers. Subscribe. 629. 23K views 1 year ago. I give an honest review of the Promaxx Project X 215cc...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 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.Find 1991 PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 215cc Intake Runner Volume (cc), Stock Lock Style and get Free Shipping on Orders Over $99 at Summit Racing! PROMAXX Performance Project X small block Chevrolet cylinder heads have the right stuff to perfectly fit your budget build with abundant power. The …When you’re searching for a project that allows you to make a difference in the world, check out habitat restoration projects near you. This easy guide gives you the resources necessary to find projects and to get involved today.Dec 1, 2016 · With our tuning finally dialed in, the ProMaxx BBC heads demonstrated their worth on the 572 stroker by producing peak numbers of 850 hp at 6,800 rpm and 719 lb-ft of torque at 5,500 rpm. That’s what we call getting Maxxed Out! Sources: ARP, Arp-bolts.com; ATI, Atiracing.com; COMP Cams, compcams.com; CP Pistons/Carrillo Rods. 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°.Project X SBC 215 (Sold in Pairs) 1,114.00 Learn More Project X SBF 185 (SOLD IN PAIRS) 1,229.00 Learn More Series One We have taken our 100% CNC ported intake and exhaust runners and have made them into an “As-Cast” version. Learn More MAXX Series Taking the affordable performance cylinder head to the next level. Learn More Shocker Series Shocker 210 SBF CNC. (Sold in Pairs) $ 1,792.00 – $ 2,500.00. 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.

Project X SBF 185. (SOLD IN PAIRS) $ 1,229.00 – $ 2,085.00. The Project X 185 Ford is in one word “AWESOME” over 319 cfm in an as cast head is unbelivable. This head will make BIG power in your SBF application. Our new swirl designed chamber is the difference. Couple that with a state of the art NEW casting and you have a home run.Dec 1, 2016 · With our tuning finally dialed in, the ProMaxx BBC heads demonstrated their worth on the 572 stroker by producing peak numbers of 850 hp at 6,800 rpm and 719 lb-ft of torque at 5,500 rpm. That’s what we call getting Maxxed Out! Sources: ARP, Arp-bolts.com; ATI, Atiracing.com; COMP Cams, compcams.com; CP Pistons/Carrillo Rods. 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.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.

Find PROMAXX Performance Project X Small Block Chevrolet Cylinder Heads 215cc Intake Runner Volume (cc), Steel Retainer Material and get Free Shipping on Orders Over $99 at Summit Racing! PROMAXX Performance Project X small block Chevrolet cylinder heads have the right stuff to perfectly fit your budget build with abundant power. The …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.…

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