BRAND NEW BluePrint Cast Iron Block4 Bolt MainsSquare and parallel deckedAlign honed main bearing boreCylinders are sonic tested for thicknessCylinders honed on computer controlled machine to within .0002 straightness and roundness
New forged crankshaft — 3.750" stroke & 5.7" rods GM connecting rods150,000 psi rod boltsForged pistonsHastings moly ringsRotating assembly balanced to within 2 gramsHigh volume oil pumpHydraulic roller camRoller lifters
BluePrint aluminum — 64cc chamber Hardened retainers and springs2.08 swirl polished intake valves1.60 swirl polished exhaust valvesBP Aluminum Head Part# HP8103For complete head specs, click here
Cam Type: Roller.555 Intake .576 Exhaust236 Intake / 242 Exhaust duration @ .050 - 110° lobe separation
10-16° initial and total timing 32-34° at 3500 RPM
Valve covers, oil pan and timing coverBrass freeze plugsDyno test results shipped with engine
NEW BluePrint block manufactured and machined in the USA! Not for EGR
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