Tech Articles

Part# 2060102, 2060104, 2060106, 2060108 - Wheel Spacers (Pair) - 6 Lug x 1.25"³Wide (6 on 5.5"³) To open a printable PDF version of this instruction CLICK HERE Tools Needed: Torque Wrenc … Read more

Part# 1045029 - 22RET Header Stud Kit To open a printable PDF version of this instruction CLICK HERE Kit Includes: (9) 48mm Harden Zinc Coated Stud (9) M10 x 1.25 Mechanical Locking Flange Nut Inst … Read more

Engine - Cylinder Head ID 1975 1980 20R Cylinder Head: Round Intake Port / Round Exhaust Port 80 / 81cc Chamber In. Valve Dia. 43mm / Ex. Valve Dia. 35mm 1981 / 84 22R / RE Cylinder Head: Square … Read more

Valve Seat Measurements

Engine - Rocker Arm Tips LC Engineering strongly recommends replacing the rocker arms on your Toyota engine when a new camshaft is installed. The main reason is the rocker arm will usually wear or " … Read more

Engine - Valve Lengths 44mm valve: 4.540" 36mm valve: 4.480" 45.5mm valve: 4.530" 37.5mm valve: 4.455" 48mm valve: 4.580" 40mm valve: 4.450" … Read more