Speed Pro Speed Pro Piston Rings 4.250" Bore File Fit 5/64 x 5/64 x 3/16" Thick - Standard Tension 130912 4 kW) for all performance

4 kW) for all performance applications

Supports up to 1750 EFI or 2200 Carb HP (@ 60 PSI at 13

Racepak's exclusive V-Net sensor technology provides the ability for customers to quickly and easily upgrade new or existing Racepak Vnet data systems with single or multiple Racepak AF-1 sensor packages

to develop a new generation of premium quality valve springs for aggressive valve train combinations

Speed Pro Speed Pro Piston Rings 4.250" Bore File Fit 5/64 x 5/64 x 3/16" Thick - Standard Tension 130912 4 kW) for all performanceFace of top rings are coated with the latest generation Plasma Moly Plasma Moly ring face decreases friction and is highly resistant to scuffing Ensures dependable performance and superior service life Application specific design to ensure a perfect fit and correct operation for unsurpassed quality that you can trustFrom pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on Speed Pro for industry