4A-GE 16V Shim Under Bucket | 193HV-B Ferrea Available with -3 or -4

Available with -3 or -4 AN male

Provides crisp shifts on any stock automatic transmission Eliminates shift overlap & excess wear on clutches & bands due to slippage Application: Ford C4 1970-82

Street & Strip TransmissionGM V8 4L80E 1991-95 HD

-FL31108FLT

4A-GE 16V Shim Under Bucket | 193HV-B Ferrea Available with -3 or -4High lift NA racing cams to suit professionally built competition engines. Will pull to around 9. 5k rpm depending on engine. 'HV' high velocity cam profile, more cam sweep area than the stock shim will allow. Must convert to shimless or shim under bucket style lifter. Kelford Cams recommends KVS101 BT valve spring. Strip Drag Race Circuit Race Road Race Rally