WebSep 27, 2014 · If your goal in using these heads is to raise compression to make more power,the small gain you see will be lost w/o fully porting these heads & opening the tiny runners up so they breathe enuff for a healthy 350.Then after most likely having to run less than optimum timing to keep it from detonating itself to death,you will lose even more …
Aluminum SBC Heads # 10088113 vette Hot Rod Forum
WebHead History. The selection list is basically rather thin for today’s performance engines. The earliest 265 and 283 small-blocks relied on an iron Power Pack head that featured 58-cc chambers and tiny 1.72/1.50-inch valves. The bigger heads to follow were the “double-hump” heads championed by the mid-’60s 327 engines. Webpair 6.0 gm ls chevy cylinder heads 317 lq4 lq9 silverado suburban escalade . ... 4.3 gm chevy 113 114 vortec bolt down rockers cylinder head v-6 96-06 no core. $189.00. rebuilt 4.0 amc jeep cherokee wrangler laredo 0331 cylinder head 1999 and newer. $365.00. rebuilt pair 5.3 gm gmc chevy cylinder heads 243 casting number ls2 ls6 . $549.00. townsville mini bus hire
Stock Cylinder Head Information And Flow Data
WebFeb 17, 2016 · Re: Ported Chevy 081 heads 305 version Post by mag2555 » Wed Feb 17, 2016 12:09 pm Swirl consumes port energy and at some rpm point in every NA motor under the Sun there will be a point where that energy is better put to use in restarting the mass of the intake flow again on the next intake cycle rather then helping the burn rate. WebWith the introduction of the new BP 13, BRODIX adds yet another weapon to its arsenal of cutting edge cylinder heads. Due to the use of our unique “Total Control” process, the BP … WebJan 29, 2010 · Yup same '113 head ; different valve springs. Some say they the ZZ4 heads are factory ported for better flow but not confirmed. 89c4auto said: it's kinda wierd for stock to have no egr provision's in the head's, On TPI setups , EGR is direct to the intake from the crossover tube on the rear of pass side exh manifold. townsville military base