Powerhouse 60 Grit Cartridge Rolls-3/8" - 50 Pack Shutoff Valve They are made from a

They are made from a thin wall 5/16" pushrod that is cut and threaded with over 1" of travel and features a 5/16" ball on each end

Full size ports at each end for optimal injector supply with a full 1/2 inside diameter bore for maximum fuel delivery

MSD Single RPM Module - 8400 RPM ASY11551

2015-2016 BMW M235i

Powerhouse 60 Grit Cartridge Rolls-3/8" - 50 Pack Shutoff Valve They are made from a60 Grit, Straight Cartridge Rolls These 60 grit rolls are 3 8" x 1 1 2" long. These are the resin bound, aluminum oxide cartridge rolls you need to finish sand any port and polish work. We stock nearly every size, shape and grit you will ever need. Designed to be used with 1 4" Mandrels. Sold in Packs of 50. See POW351705 for an assortment pack. Powerhouse produces an extensive line of tools designed for engine builders and tuners. Their product