Performance Parts

The Speedmaster PCE102.1001 is a 4" carburetor stud assembly designed to accommodate 1/4"-20 nuts while adapting to a 5/16"-18 stud configuration. This adapter bridges different thread sizes commonly...

The Speedmaster 4" Lift and Lowering Kit is a suspension lift and lowering component designed for vehicle chassis adjustment and ride-height modification. This kit features an aluminum block...

The Speedmaster 4" Round Peep Style Polished Stainless Steel Mirror (PCE419.1005) is a durable door-mounted peephole mirror designed for left and right door installations. Crafted from polished...

The Speedmaster PCE310.1019 is a 12-piece set of 4" steel allen head valve cover bolts designed for engine assembly and maintenance work. Each bolt features a 1/4" thread size and an allen head (hex...

The Speedmaster PCE310.1011 is a 4" steel allen head valve cover bolt featuring a 1/4 thread and short design, engineered for secure fastening of valve covers in automotive engine applications. These...

The Speedmaster PCE308.1015 is a precision piston oil ring rail spacer support engineered for engine rebuilds and performance applications. This set of 8 spacers features a 4.000" bore diameter with...

The Speedmaster PCE428.1001 is a precision aluminum piston ring compressor designed for engine rebuilding and maintenance work. This adjustable tool compresses piston rings to allow safe installation...

The Speedmaster PCE306.1033 is a precision piston ring set engineered for high-performance engine applications requiring a 4.030" bore diameter. Featuring a plasma moly coating on the compression...

The Speedmaster PCE428.1002 is a 4.125" to 4.185" aluminum adjustable piston ring compressor designed for engine rebuilding and assembly applications. This precision tool compresses piston rings...

The Speedmaster PCE308.1016 is a set of eight piston oil ring rail spacer support components designed for 4.125" bore engines. These precision-engineered spacers measure 0.030" thick and function as...

The Speedmaster PCE308.1003 is a set of eight piston oil ring rail spacer supports designed for 4.250" bore engines. These precision components, each 0.030" thick, provide critical support and proper...

The Speedmaster 4.280" Bore Piston Oil Ring Rail Spacer Support is a precision engine component designed for high-performance engine rebuilds and restorations. This set of 8 spacers features a 0.030"...

The Speedmaster PCE306.1052 is a precision piston ring set engineered for 4.280" bore engines, featuring plasma moly coating technology and a zero-gap design. This high-performance ring set delivers...

The Speedmaster PCE308.1005 is a set of 8 piston oil ring rail spacer supports engineered for engine rebuilds and performance applications requiring precise ring rail control. Designed for 4.290"...

The Speedmaster 4.310" Bore Piston Oil Ring Rail Spacer Support is a precision engine component designed for high-performance and racing applications. This 8-piece set features 0.030" thick spacer...