67 Firebird
I can finally post this as I finally got to dyno tune my Bird today.
1972 400 block. Stroker kit with 4.250 stroke. 6.8 Eagle H beam rods. 4.150 bore = 461 CID.
KRE 85cc d port aluminum heads with port job.
Intake flow peaked at 241 CFM @.550 @ 28in/H2O. Exhaust peaked @179@.550
SRP pistons Block zero decked. CR 10.4:1.
Comp Cams custom hydraulic roller. 230/242 @.050 on 112 LSA Valve lift .580 with Scorpion 1.6 rockers
Edelbrock Victor EFI intake. 1000cfm 4bbl. throttle body. 40 lb/hr injectors @40psi.
Accel DFI 7 controlling spark and fuel.
R.A.R.E long branch manifolds 2.5 outlet. Pypes 2.5 X pipe transverse muffler exhaust system. Dynomax muffler.
Car made 404 HP and 450 ft/lbs @ the rear tires on my Superflow chassis dyno. (stp correction factor)
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