Crane Camshaft Specification Card
Part Number: 110551
Grind Number: H-228/320-6
Engine Ident: 1957-1987 CHEVROLET V-8 262 THRU 400 CU.IN.
ROUGH IDLE, MODERATE PERFORMANCE USAGE,
GOOD MID-RANGE H.P., LIMITED OVAL TRACK
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VALVE SETTING: INTAKE .000 EXHAUST .000 ----> HOT
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LIFT: INTAKE @CAM 320 @VALVE 480 ROCKER ARM RATIO
EXHAUST @CAM 320 @VALVE 480 1.5
ALL LIFTS ARE BASED ON ZERO LASH AND THEORETICAL ROCKER ARM RATIOS
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CAM TIMING OPENS CLOSES ADV DURATION
@ .004 INTAKE 36 BTDC 68 ABDC 284 °
TAPPET LIFT EXHAUST 68 BBDC 36 ATDC 284 °
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SPRING REQUIREMENTS
TRIPLE DUAL OUTER INNER
PART NUMBER 99838
LOADS:
CLOSED 110 LBS @ 1.688 OR 1 11/16
OPEN 312 LBS @ 1.228
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RECOMMENDED RPM
RANGE WITH MATCHING COMPONENTS
MINIMUM RPM 2800
MAXIMUM RPM 6000
VALVE FLOAT 6500
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CAM TIMING OPENS CLOSES MAX LIFT DURATION
@ .050 INTAKE 12 BTDC 36 ABDC 102 °ATDC 228 °
TAPPET
LIFT EXHAUST 44 BBDC 4 ATDC 110 °BTDC 228 °