| set of aluminium heads with 76cc or larger chambers for early hsr intake
looking for a good head with larger chambers 76 to 80ccs. Afrs or something similar in performance. Doing a turbo set up and need to lower the compression.
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1992 formula firebird 5.7 t-top car
383 late model 1 piece rear main 4 bolt roller block
comp cams 226 232 @.50 550 lift 112 lobe sep 1.6 crane gold rockers, 30lbs accell injectors, billet 58mm tb. ported 86 alum vette heads fast burn 2.00 1.56 valves. titanium retainers comp springs.
probe moleculite flat top pistons,powder metal full floating rods, scat crankshaft 1675 bob weight.
mufflex 4 inch exhaust,long tubes 1 5/8s. no cats.
Had home ported and Siamesed lower with slp runners
11.9 at 117 was best.
Now hsr and went 11.7@118
3.42 gear 700r4 trans 3200vig converter. 1.58 60 foot
In the process of 195 afr eliminator heads and a turbonetics ceramic ballbearing t-76. get your afr heads at tre performance great to deal with. | 
