Vehicle Fitment
- Will Fit Sputhe Spirolock Designed Pistons.
Spiroloc Pin Clips by Sputhe®. Sputhe piston pins are machined from solid billet E52100 bearing steel having a tensile strength of 300,000 psi. They are heat treated to a hardness of 54C-56C Rockwell. They are shot-peened and magnafluxed. The OD is ground to a 3-micron surface finish. The ID is radiused and ground to a wall thickness of 0.105". Sputhe piston pins are 33% lighter than the stock Harley-Davidson pin.
If a product you buy bears the name Sputhe®, you can be assured that Sputhe made it and that Sputhe will back it with knowledgeable technical assistance, service and spare parts. A production machine shop that employs the latest CAD-CAM technology and is equipped with the most advanced American made CNC machining centers and inspection equipment. All of product development and prototype testing is done in-house. Sputhe is able to respond to new developments more quickly and with better products than competitors. Since Sputhe doesn’t have to rely upon outside vendors, Sputhe is able to exercise much greater control over the quality and production scheduling of products than competitors can. Sputhe company name has long been known for providing the very best in high performance equipment.