Jims 727K - 727K - Jims Manual Compression Release Valves - Silver

The Manual Compression Release Valves is part of the latest collection from Jims.. Features: Simply drill and tap (10 mm x 1.0 mm) each cylinder head and thread in the self-sealing release valves. Give your starter a hand by installing these in your high-compression, big-inch motor. Fits all Big Twin models. Made in the USA.Specifications: Application: Primary Starter. Color/Finish: Silver. Product Name: Valve. Style: Manual. Type: Compression Release. Units: Pair. Manufacturer part number: 727K. View all Jims. View all Parts and spares..