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Part Number:          138511

Grind Number:       SR-238/350-2S-12 IG Mech.   ROLLER SPECIAL

Engine Ident:           1967-UP CHEVROLET V-8 396 THRU 454 CU.IN. With Cast iron distrubutor gear.

Valve settings:         Intake        0.20                Exhaust      0.20 -----> HOT
                  INTAKE @  CAM     350         @  VALVE        595                                  ROCKER ARM RATIO

LIFT:        EXHAUST @  CAM  362         @   VALVE       615                                                      1.70

                       All lift are based on zerolash and theoretical rocker arm ratios.

LOADS:  CLOSED                       145 LBS @ 1.812

                 OPEN                            374 LBS @ 1.232

CAM TIMING                               OPENS                         CLOSES                      MAX LIFT                      DURATION

                      @ .050 INTAKE      12  BTDC                       46 ABDC                     107                                   238

                                  EXHAUST   60 BBDC                         6 ATDC                      117                                   246

RECOMMENDED RPM RANGE WITH MATCHING COMPONENTS

MINIMUM RPM                          3200

MAXIMUM RPM                         6600

VALVE FLOAT                            7200