Valve Train

Omix proudly offers all the parts you need to keep your Willys/Jeep running like new with quality standards that always meet or exceed those of the factory part. This replacement rocker arm stud nut fits 81-86 J10, J20, and 81-83 Wagoneer SJ models...

This replacement valve cover grommet fits 73-91 SJ & J-Series models with V8 engines. Rubber grommet measures 0.45-inches ID, 1.32-inches OD and fits a 1-inch hole. Replaces OE 4006019This Part...

Excellent torque and throttle response, great upgrade for stock cam in fuel injected applications.Installation InstructionsInstallation InstructionsThis Part...

The boost timing masters allow you to adjust the amount of ignition retard from 1 degree per pound of boost to 3 degrees per pound via a control knob that you mount on the dashboard. This way you can make adjustments on the fly to prevent detonation as...

Standard Crankshaft Thrust Bearing for Jeep SJ & J-Series (1965-1979) w/ 3.8L engine and Jeep SJ & J-Series (1971-1986) w/ 4.2L engine. 1 required. This Part...

Reverse Shift / Rocker Arm for Jeep Wagoneer, Cherokee, J-Series Trucks, and Grand Wagoneer 1980-1986 w/ T177 Transmission This Part Fits: Year Make Model Submodel 1980-1983 Jeep Cherokee   1984-1986 Jeep Grand...

Rocker Arm Bolt, 5/16"-18 x 1-3/8" Flanged for Jeep SJ & J-Series (1972-1986) w/ 4.2L engine. Jeep SJ & J-Series (1970-1991) w/ 5.9L engine. Jeep SJ & J-Series (1971-1979) w/ 6.6L engine This Part...

Standard Size Camshaft Bearing Set forJeep SJ & J-Series (1971-1979) w/ 6.6L engine.  Includes 5 Camshaft Bearings This Part Fits: Year Make Model Submodel 1974-1983 Jeep Cherokee   1984-1986 Jeep Grand...

Crown Automotive is the premiere manufacturer and distributor of quality replacement parts for Jeep(R) CJ(TM), Wrangler(TM), Cherokee(TM), Grand Cherokee(TM), Liberty(TM), and Commander(TM). With over 8,000 different parts in stock for Jeep(R) vehicles...

Push Rod for Jeep SJ & J-Series (1965-1979) w/ 3.8L engine This Part Fits: Year Make Model Submodel 1981-1983 Jeep Cherokee   1984-1986 Jeep Grand...

Rocker Arm for Jeep SJ & J-Series 1983-1986 w/ 4.2L engine This Part Fits: Year Make Model Submodel 1983 Jeep Cherokee   1984-1986 Jeep Grand...

Crown Automotive is the premiere manufacturer and distributor of quality replacement parts for Jeep(R) CJ(TM), Wrangler(TM), Cherokee(TM), Grand Cherokee(TM), Liberty(TM), and Commander(TM). With over 8,000 different parts in stock for Jeep(R) vehicles...

Engine Intake or Exhaust Valve Spring for Jeep SJ & J-Series (1977-1979) w/ 3.8L engine; without VAM Engine. Jeep SJ & J-Series (1977-1986) w/ 4.2L engine; without VAM Engine. Jeep SJ & J-Series (1978-1991) w/ 5.9L engine...

Engine Push Rod for Jeep SJ & J-Series (1977-1979) w/ 3.8L engine; w/ Temperature Sending Unit at Rear of Head. Jeep SJ & J-Series (1977-1980) w/ 4.2L engine; w/ Temperature Sending Unit at Rear of Head 5/16 in. Tube Diameter, 9.594...

Crown Automotive is the premiere manufacturer and distributor of quality replacement parts for Jeep(R) CJ(TM), Wrangler(TM), Cherokee(TM), Grand Cherokee(TM), Liberty(TM), and Commander(TM). With over 8,000 different parts in stock for Jeep(R) vehicles...