New Pontiac 326-455 Crane Cam 105082 Cam & Lifter Kit in Ronkonkoma, New York

$149.00!! Part Number: 105082 Grind Number: 284 H12
1955 1981 PONTIAC 8 Good mid range HP, fair idle, moderate performance usage, mild bracket racing, auto trans w/2500+ converter, 3400- 3800 cruise RPM, 9.5 to 11.0 compression ratio advised.
265-455 C.I. V8 Engines
Valve Setting: Intake - .000 Exhaust - .000 Hot/Cold - HOT
Lift: Intake @Cam 320 @Valve 480 All Lifts are based
on zero lash and theoretical rocker arm ratios.
Exhaust @ Cam 320 @Valve 480
Rocker Arm Ratio 1.5
Cam Timing: TAPPET @ .004
Lift: Opens Closes ADV Duration
Intake 31 BTDC 73 ABDC 284 °
Exhaust 75 BBDC 29 ATDC 284 °
Spring Requirements:
Part Number 99840
Loads Closed 93 LBS @ 1.550 or 1 37/64
Open 284 LBS @ 1.090
Recommended RPM range with matching components
Minimum RPM 2800
Maximum RPM 6200
Valve Float 6800
Cam Timing: TAPPET @.050
Lift: Opens Closes Max Lift Duration
Intake 7 BTDC 41 ABDC 107 228
Exhaust 51 BBDC (3) BTDC 117 228
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