Seat Cutter - Valve Spring - M8 method Aerospace-grade pre-preg 3k Carbon Fiber

Aerospace-grade pre-preg 3k Carbon Fiber construction: Lightweight

Extended wire for Plug-and-Play installation behind the OEM rear taillights

Durable proprietary compound

Manufacturer Part Number: PB-AH-C

Elevate your riding experience with this patented masterpiece that seamlessly combines iconic aesthetics and cutting-edge engineering

Seat Cutter - Valve Spring - M8 method Aerospace-grade pre-preg 3k Carbon FiberMachine valve spring seats for proper installed spring height and spring cup fitment Hardened pilots fit all 3 8" and 1 2" hand drills Cutter bodies and pilots are interchangeable Cutter: Cuts spring seat 0. 550" ID x 1. 180" OD The M8 cylinder head material under the valve spring seat pocket to the top side of the exhaust port is fairly thin even more so on ported cylinder heads. Designed for M8 cylinder heads using high lift camshafts see Feuling M8