Kibblewhite Precision Machining, Inc.: Manufacturing and engineering quality valvetrain components for the racing winner's circle since 1936. KPMI® proudly builds parts for Harley Davidson's, Sport Bikes, Dirt Bikes, ATV/UTV's, Tourers, Cruisers, Customs and Classics.
Kibblewhite Precision Machining, Inc. wants to be your primary source for all your valvetrain needs. KPMI® prides itself in engineering valvetrain that will outlast all others. Count on KPMI's titanium, stainless steel and Inconel ® valves to have unique profiles for improved flow-rates, and to be stronger, lighter and more durable for the most demanding conditions. Combine KPMI's valves with a complete lightweight titanium valve spring kit, cast or bronze guides, and cast or bronze valve seats, for a complete system designed for your stock replacement or racing needs.