Description
- Hydraulic Flat Tappet Stage 3 Camshaft for OLDSMOBILE V8 1967-1985 (39 DEGREE BANK ANGLE) 260, 307, 350, 400, 403, 425, 455 C.I. Engines. Note: THESE Camshaft and lifters HAVE BASE CIRCLES .100” TO .150” SMALLER THAN THE STOCK Camshaft and Lifters. SINCE THESE ENGINES HAVE NON-ADJUSTABLE ROCKER ARMS, IT MAY BE NECESSARY TO USE LONGER PUSH RODS OR ADJUSTABLE PUSH RODS.
- Fair Idle With Some Lope, Good Low and Mid Range Torque in the 2400-3200 RPM Range, Gives Strong Pulling Power in 2000-4500 Range. This is the BIGGEST Cam We Offer Comes with a Stock Converter.
- Advertised Duration: Intake 290 Exhaust 300, Duration @ .050″: Intake 214 Exhaust 224, Valve Lift: Intake 472 Exhaust 496, Lobe Separation: Intake 106 Exhaust 118
- Great for Mild Bracket Racing When Using Stock Automatic or Manual Transmissions in Engines With 10.25:1 or Less Compression. Computer Modifications May Be Required to Compensate for Lower Manifold Vacuum. Always Check Piston to Valve Clearance.
- Street or strip, Engine Pro Performance Camshafts simply out perform the competition. Our manufacturing accuracy promotes improved valve train stability resulting in enhanced power gains. Our “controlled ramp” lobe profiles offer acceleration rates extending valve train life while delivering maximum horsepower. Ground in the U.S.A. with 100% American Made Manganese Phosphate Coated Flame Hardened Castings and Induction Hardened Billets Using Computer Designed Lobe Profiles for Maximum Power.
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