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1965-96 Big Block Chevy 396-454
- Hydraulic Roller Tappet ZCamshaft
- Click More Info for specifications
Grind Number ZHR-296-2S-12 IG Operating Range 2200-6000 RPM Duration Advertised .296°/.304° Duration @ .050" Lift 234° Intake/242° Exhaust Valve Lift with 1.7 Rockers .359" Intake/.372" Exhaust Lobe Separation Angle 112° Max Lift Angle Intake: 107° BTDC
Exhaust: 117° BBDCOpen/Close @ .050" Cam Lift Intake: 10° BTDC (opens)
44° ABDC (closes)
Exhaust: 58° BBDC (opens)
4° ATDC (closes)Note: In order to use this camshaft in 1965-66 396 and 427 blocks, it is necessary to machine a 3/16" wide x 7/64" deep groove in the cam's rear main journal to allow oil flow to the top of the engine.
Lift: .610''/.632''
Advertised Duration: .296°/.304°
RPM Range: 2200-6000
Part TypeCamshaft
BrandCRANE CAMS
Package Height2.5
Package Width2.7
Package Length25.0
Weight10.85 PG
Vendor Part Number139021
Package Qty1
Package TypeEA
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