Valve Train

Rid your engine of internal friction with roller-tipped rocker arms. The race-proven roller tip not only unleashes horsepower, it also lengthens valve train component life and reduces wear and tear on valve stem tips. Precision machined to insure...

Valve Lock for Jeep SJ & J-Series (1974-1977) w/ 3.8L or 4.2L engine; w/ Valve Rotators (Exhaust) Jeep SJ & J-Series (1970-1974) w/ 5.9L engine; Exhaust. Jeep SJ & J-Series (1971-1974) w/ 6.6L engine; Exhaust. This Part...

Engine Camshaft for Jeep SJ & J-Series (1970-1991) w/ 5.9L (V8-360) engine and Jeep SJ & J-Series (1971-1979) w/ 6.6L (V8-401) engine This Part...

Valve Cover Mounting Nut for Jeep SJ & J-Series (1981-1986) w/ 4.2L engine; w/ Studded Rocker Arm Bridge. This Part Fits: Year Make Model Submodel 1981-1983 Jeep Cherokee   1984-1986 Jeep Grand...

(Std) Intake Valve for Jeep SJ & J-Series Truck 1981-1986 w/ 4.2L engine This Part Fits: Year Make Model Submodel 1981-1983 Jeep Cherokee   1984-1986 Jeep Grand...

Standard Exhaust Valve for Jeep SJ & J-Series Trucks 1981-1986 w/ 4.2L engine Exhaust Valve Head Diameter (in.):1.406 in. Exhaust Valve Head Diameter (mm):35.712mm Exhaust Valve Stem Diameter (in.):0.372 in. Exhaust Valve Stem Diameter (mm):9...

.015″ Oversize Intake Valve for Jeep SJ & J-Series (1981-1986) w/ 4.2L engine. 1-groove This Part Fits: Year Make Model Submodel 1981-1983 Jeep Cherokee   1984-1986 Jeep Grand...

.003″ Oversized Intake Valve for Jeep SJ & J-Series 1981-1986 w/ 4.2L engine This Part Fits: Year Make Model Submodel 1981-1983 Jeep Cherokee   1984-1986 Jeep Grand...

.015″ Oversized Exhaust Valve for Jeep SJ & J-Series Trucks 1981-1986 w/ 4.2L engine Exhaust Valve Head Diameter (in.):1.406 in. Exhaust Valve Head Diameter (mm):35.712mm Exhaust Valve Stem Diameter (in.):0.387 in. Exhaust Valve Stem Diameter...

Standard Intake Valve for Jeep SJ & J-Series (1973-1991) w/ 5.9L engine and Jeep SJ & J-Series (1974-1979) w/ 6.6L engine.  This Part Fits: Year Make Model Submodel 1974-1983 Jeep Cherokee   1984-1986 Jeep Grand...

Exhaust Valve (Std) for Jeep SJ & J-Series (1975-1991) w/ 5.9L engine. Jeep SJ & J-Series (1975-1979) w/ 6.6L engine.   Exhaust Valve Head Diameter (in.): 1.680 in. Exhaust Valve Head Diameter (mm): 42.672mm Exhaust Valve Stem Diameter (in...

Std. Exhaust Valve for:  Jeep SJ & J-Series (1973) w/ 3.8L engine. Jeep SJ & J-Series (1974-1979) w/ 3.8L engine; without Valve Rotators. Jeep SJ & J-Series (1973) w/ 4.2L engine. Jeep SJ & J-Series (1974-1980)...

Standard Intake Valve for: Jeep SJ & J-Series (1965-1966) w/ 3.8L engine. Jeep SJ & J-Series (1973-1979) w/ 3.8L engine. Jeep SJ & J-Series (1973-1980) w/ 4.2L engine. Jeep SJ & J-Series (1965-1967) w/ V8-327 engine...

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 (1971) w/ 3.8L or 4.2L engine; w/ 8.5:1 Compression. Jeep SJ & J-Series (1973) w/ 3.8L or 4.2L engine; w/ Shaft Rocker Arms; w/ 8.5:1 Compression. Jeep SJ & J-Series (1974) w/ 3.8L or 4.2L...