KB Automotive Hyper
Created from a high-silicon aluminum alloy, KB Performance pistons are lightweight to improve throttle response and RPM changes while still being strong enough to withstand high compression and high temperatures. Each piston is engineered with race ready features like high upper compression-ring locations, gas-accumulator grooves, drilled oil returns, and spiral-lock retainer grooves.
KB Performance pistons are available for many popular engine makes and displacements. They also come in a variety of compression ratios to suit your performance needs. Have a look through our catalog and find the piston that meets your needs and wants today!
Product Features
- 390 Hypereutectic alloy
- Fully machined crowns and valve reliefs
- Drilled oil drain backs
- Full floating wrist pins
- Triple wound spiral locks
- Over 190 different oversize part numbers
- Applications available with 5/64th and 1/16th ring packs (as noted)
- Lightweight wrist pins available in most applications
- All part numbers available in kits with rings
Catalog Downloads
Below is a list of links where you can download a PDF version of our catalog.
Frequently Asked Questions
Content Coming Soon!
KB CLR
The KB CLR Series offers many of the performance features used on the KB Series and were designed with the budget racer or street enthusiast in mind. All numbers offer True-Arc lock rings and can be used with floating or press pin rod applications. The Ultra Therm 42 skirt coating offers extra protection from skirt scuffing on initial startup and overheated oval track engines.
Product Features
- Cast-In Symmetrical Valve Pockets
- True-Arc Lock Rings
- CNC machined pin bores produce straight and accurately sized bores
- Accumulator Groove aids with compression ring seal
- Cast-In Oil Returns
- Diamond Finished Skirts
- Ultra Therm 42 skirt coating
Catalog Downloads
Below is a list of links where you can download a PDF version of our catalog.
Frequently Asked Questions
Content Coming Soon!
