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Rocket Man
| ENGINE SPECIFICATIONS | | DICK MILLER 432 OLDSMOBILE | | Bore: | 4.155-inch | | Stroke: | 3.975-inch | | Displacement: | 432 ci | | Compression ratio: | 10.42:1 | | Camshaft: | COMP solid roller | | Cam duration: | 245/249 degrees at .050-inch tappet rise | | Valve lift: | .775/.730-inch | | Rocker ratio: | 1.6:1 Harland Sharp, offset | | Lobe separation: | 108 degrees | | Installed centerline: | 104 degrees | | Top ring: | .043-inch moly ductile iron | | Top ring gap: | .018-inch | | Second ring: | .033-inch Total Seal | | Second ring gap: | .020-inch | | Oil ring: | 3 mm | | Piston: | CP, D-dish | | Block: | '72 vintage cast iron factory 455 Olds | | Crankshaft: | factory 425 Olds | | Rods: | Oliver billet steel 7.00-inch | | Main journal: | 3.00-inch | | Rod journal: | 2.200-inch | | Cylinder head: | Bulldog race head | | | offset pushrod | | Peak intake flow: | 385 cfm at 0.800-inch lift | | Intake valve diameter: | 2.250-inch | | Exhaust valve diameter: | 1.750-inch | | Intake manifold: | Edelbrock Victor, ported | | Carburetor: | Carb Shop Holley 850-cfm 4150 | | Header: | Kooks header 2.125-inch primary | | Ignition: | DUI | | Damper: | BHJ | | Water pump: | Meziere |  Custom CP pistons were made...  Custom CP pistons were made with a "D-dish" to preserve some of the active quench area of the Bulldog heads, while delivering a pump-gas-friendly 10.42:1 compression ratio with relatively small wedge chambers. Studs are ARP. |  With the bottom end opened...  With the bottom end opened up, we can see the Dick Miller Racing windage tray, which controls and directs the oil slinging off the crank to reduce oil drag. The oil pump is a Melling unit, modified with rotors treated to an anti-friction coating. |  Bottom-end beef is provided...  Bottom-end beef is provided by Oliver 7.000-inch big-block Chevy rods, a massaged factory forged crank, and DMR billet main caps and girdle. The crank and rods received an oil-shedding coating to help them repel oil. |
Sources Dick Miller Racing 662-233-2301 www.dickmillerracing.com
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