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RAM JET ZL1 Technical Information
Horsepower 510 @ 5750 RPM
Torque 493 @ 4250 RPM
Max. Recommended RPM 6300
Compression Ratio 10.2:1
Cylinder Case 12370850 Aluminum
Main Bearings 12329723
Crankshaft 3963523
Connecting Rod 10198922 4340 Steel
Bearing Rod 12329715
Piston 88961461 Forged
Ring - Piston 12498734
Camshaft 88961447
Gross Valve Lift .640" int-.598" exh
Duration @ .50 Lift 236 int-232 exh
Centre Line 110 ATDC int-109 BTDC exh
Lifter 88961452
Timing Chain Kit 12371053
Flywheel 14001992
Oil Pan 14103141
Gasket-Oil Pan 10159519
Pump Oil 3969870
Front Cover 330850
Balancer 10216339
Cylinder Head Assembly 12363399 No valves
Cylinder Head Stud Kit 25534347
Intake Valve 12366987 2.25"
Exhaust Valve 12366988 1.88"
Valve Spring 88961454
Rocker Arm 121361323 Roller design
Gasket-Cylinder Head 12363414
Bolt/Stud 88961448
Push Rod Intake 88961450
Push Rod Exhaust 88961451
Manifold- Intake SEE 502 RAM JET
Cover-Valve R.H. NOT SERVICED
Cover-Valve L.H. NOT SERVICED
Water Pump. 14058915
Distributor 1104060
Valve Lash INT .016-EXH .018
Spark Plug R43XLS P/N 25164642
Fuel Prem. 93
Ignition Timing Base 10 degree
454 ZL1