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Crane Cams 168741

PowerMax Hydraulic Roller Tappet Camshaft Lift: .610" /.632" Duration: 298°/306° RPM Range: 3000-6500

Crane Cams 168741

271-168741

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Estimated ship date 11/01/17 if Ordered Today
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Crane Cams 168741 PowerMax Hydraulic Roller Tappet Camshaft Lift: .610" /.632" Duration: 298°/306° RPM Range: 3000-6500 $458.42
PowerMax Hydraulic Roller Tappet Camshaft
Lift: .610''/.632''
Duration: 298°/306°
RPM Range: 3000-6500

Crane Cams 168741 Details

Chevy 454-502ci Gen VI Big Block 1996-2000

*Note: Crane's long travel hydraulic roller lifters p/n 270-16535-16, must be used with greater than .570'' lift camshafts to prevent alignment bar disengagement.

**Note: The 1996-2000 Gen VI engines can use these camshafts and components if they are converted to adjustable rocker arms by installing p/n 270-99152-16 rocker arm studs (no machining required) and factory pushrod guideplates, providing open valve spring pressures do not exceed 480 pounds.

***Note Camshaft incorporates an integral cast iron distributor drive gear, aluminum-bronze distributor drive gear not required.

ROUGH IDLE, PERFORMANCE USAGE, GOOD MID AND UPPER RPM TORQUE AND HP, MILD BRACKET RACING, AUTO TRANS W/ 3000+ CONVERTER, MARINE PERF., 3400-3800 CRUISE RPM, 10.0 TO 11.5 COMPRESSION RATIO ADVISED.

Grind Number: HR-236/359-2S-12 IG
Operating Range:3000-6500 RPM
Duration Advertised:298° Intake / 306° Exhaust
Duration @ .050'' Lift:236° Intake / 244° Exhaust
Valve Lift w/1.7 Rockers:.610'' Intake / .632'' Exhaust
Lobe Separation Angle:112°
Max Lift Angle:107° ATDC Intake / 117° BTDC Exhaust
Open/Close @.050'' Cam Lift:Intake - 11° BTDC (opens) / 45° ABDC (closes)
Exhaust - 59° BBDC (opens) / 5° ATDC (closes)

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