Mechanical Fuel Injection Shims

.030 Shims For By Pass

Bypass Shim - 0.030 in Thick - Brass - Natural - Kinsler Hi-Speed Bypass - Each

Shim Kit - Secondary/Hi- Speed 6an Jet Can Valves

Bypass Shim Kit - One 0.183 in Shim - Six 0.030 in Shims - Brass - Natural - Kinsler Hi-Speed Bypass - Kit

.060in #8 Check Shim

Check Valve Spring Shim - 0.060 in Thick - 8 AN - Brass - Each

.020in #8 Check Shim

Check Valve Spring Shim - 0.020 in Thick - 8 AN - Brass - Each