This a Erson spec'd hydraulic roller in a oe GM roller block, 385 EFI, with non eo TPI. It is in a 1989 Chev 4x4 pick up with a 700r4, 31in tires, 3.73 diff. Engine spec'd to 9.5:1, AFR vortec alum heads- either my issue tuning for 87 octane or plain doesn't like it- have been running 89 octane since installed. Full exhaust, mid length headers and Y. Oem converter stall.
PART NUMBER 110995-47 GROSS VALVE LIFT INT. 0.510
GRIND special GROSS VALVE LIFT EXH. 0.510
ENGINE 385 cid SBC INTAKE OPEN 37
ROCKER RATIO 1.50 INTAKE CLOSE 73
ROCKER RATIO 1.50 EXHAUST OPEN 83
CAM LIFT INTAKE .340 EXHAUST CLOSE 31
CAM LIFT EXHAUST .340 OVERLAP@ LASH 68
LOBE SEPARATION 112 INTAKE PHASE 108
ADV. OR RET. DEG. 4 ANGLE or CENTERLINE
INTAKE "LASH" DUR. 290
EXHAUST "LASH" DUR. 294 EXHAUST PHASE 116
INTAKE DUR @ .050" 222 ANGLE or CENTERLINE
EXHAUST DUR @ .050" 226
JOURNAL SIZE 1.868 INTAKE OPEN @ .050 3
INTAKE CLOSE @ .050 39
TDC 45 EXHAUST OPEN @ .050 49
EXHAUST CLOSE @ .050 -3
HEEL TO NOSE X OVERLAP @ .050 0
W / .010" CLEARANCE X
HEEL TO NOSE X
W / .010" CLEARANCE X
HOT LASH INTAKE 0.000
HOT LASH EXHAUST 0.000
DEFLECTION INTAKE 0.010
DEFLECTION EXHAUST 0.010
E110995-47 DAVE
RH290/340 CUSTOM HYD
RH294/340 ROLLER
112+4
PART NUMBER 110995-47 GROSS VALVE LIFT INT. 0.510
GRIND special GROSS VALVE LIFT EXH. 0.510
ENGINE 385 cid SBC INTAKE OPEN 37
ROCKER RATIO 1.50 INTAKE CLOSE 73
ROCKER RATIO 1.50 EXHAUST OPEN 83
CAM LIFT INTAKE .340 EXHAUST CLOSE 31
CAM LIFT EXHAUST .340 OVERLAP@ LASH 68
LOBE SEPARATION 112 INTAKE PHASE 108
ADV. OR RET. DEG. 4 ANGLE or CENTERLINE
INTAKE "LASH" DUR. 290
EXHAUST "LASH" DUR. 294 EXHAUST PHASE 116
INTAKE DUR @ .050" 222 ANGLE or CENTERLINE
EXHAUST DUR @ .050" 226
JOURNAL SIZE 1.868 INTAKE OPEN @ .050 3
INTAKE CLOSE @ .050 39
TDC 45 EXHAUST OPEN @ .050 49
EXHAUST CLOSE @ .050 -3
HEEL TO NOSE X OVERLAP @ .050 0
W / .010" CLEARANCE X
HEEL TO NOSE X
W / .010" CLEARANCE X
HOT LASH INTAKE 0.000
HOT LASH EXHAUST 0.000
DEFLECTION INTAKE 0.010
DEFLECTION EXHAUST 0.010
E110995-47 DAVE
RH290/340 CUSTOM HYD
RH294/340 ROLLER
112+4
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