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| ENGINE SPECIFICATIONS: | | Bore: | 4.310 inch | | Stroke: | 4.360 inch | | CID: | 507 cubic inches | | Compression Ratio: | 12.4:1 | | Camshaft: | COMP Solid Roller | | Cam duration: | 261/268 degrees at 0.050-inch tappet rise | | Cam lift: | 0.886 inch | | Spring seat load: | 300 lbs | | Spring open load: | 800 lbs | | Rocker ratio: | 1.8:1 | | Lobe separation: | 107 degrees | | Installed centerline: | 104 degrees | | Top ring: | Speed Pro, Moly 0.043 inch | | Top ring gap: | 0.022 inch | | Second ring: | SpeedPro, taper face 0.043 inch | | Second ring gap: | 0.028 inch | | Oil ring: | 3mm | | Piston: | CP Dish, 0.927-inch pin | | Gas Ports: | 12, vertical | | Quench clearance: | 0.035 inch | | Block: | AllPontiac.com, iron | | Crankshaft: | Sonny Bryant, billet | | Rods: | Carillo, 6.500 inch | | Main journal: | 340 Mopar | | Rod journal: | 2.00 inch | | Cylinder head: | All Pontiac aluminum, ported | | Peak intake flow: | 420 cfm | | Intake valve diameter: | 2.230 inch | | Exhaust valve diameter: | 1.710 inch | | Intake Manifold: | Edelbrock Victor, ported | | Carburetor: | Demon, 1,100 cfm | | Header: | Hooker 2.125-inch primary, 3.5-inch collector | | Top Horsepower: | 820 at 6,200 rpm |
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