Jeep J20 Valve Train Parts
This page brings together valve train parts for the Jeep J20, covering model years 1974–1988. The range includes camshafts, timing sets, valve lifters, timing chains, rocker arms, camshaft plugs, and valve springs — offered as OE replacements, kits, and heavy-duty options. Select your year above and we'll show only the valve train parts that fit your Jeep J20. Fitment is checked against our vehicle data for every part listed.
COMP Cams 603-1 Hardened Steel Valve Locks 7 Degree 3/8" Single Groove
COMP Cams 950-1 Race Sportsman Single Valve Spring OD Installed Height - 1.475 1.900
COMP Cams 8960-2 Retro-Fit Hydraulic Roller Lifters for AMC 290-401
COMP Cams 10-602-11 Big Mutha' Thumpr 243/257 Hydraulic Roller Camshaft for AMC 290-401
COMP Cams 10-601-11 Mutha' Thumpr Hydraulic Roller Camshaft 235/249 AMC 290-401
COMP Cams 3118CPG Hi-Tech Roller Race Timing Set AMC V8 290-401
Edelbrock 5792 Sure Seat Valve Springs Chrysler Big Block 383-440
COMP Cams 10-600-11 Thumpr Hydraulic Roller Camshaft 227/241 AMC 290-401
Representative Photo, actual item may vary
MAHLE 214-1168 Stamped Steel Rocker Arm Non-Roller 1.6:1 Ratio
What's here for your Jeep J20
- Engine camshafts — single and performance configurations
- Engine timing sets and timing chains — kit and individual options
- Engine valve lifters — OE replacement and heavy-duty styles
- Engine rocker arms
- Engine camshaft plugs
- Engine valve springs — single and dual designs
The widest selection of Jeep J20 valve train parts here comes from COMP Cams, Cloyes, Crown Automotive, and Standard Motor Products. Other categories Jeep J20 owners shop for: Jeep J20 Exterior Lights, Jeep J20 Steering Gear and Parts and Jeep J20 Springs and Suspension Parts, or browse all Jeep J20 parts and accessories.