DRAG SPECIALTIES Smooth Primary Bolt Kit - Softail MK672S Powercore 2 Silencer for ATV Fully assembled in the USA

Fully assembled in the USA with domestic made electrical boards

Bolt-in includes six stainless countersunk bolts

connectors and ergonomic designs on liner connection

Recommended for all 4-stroke engines

Double Roller Bearings

DRAG SPECIALTIES Smooth Primary Bolt Kit - Softail MK672S Powercore 2 Silencer for ATV Fully assembled in the USASocket head bolt sets to meet virtually any custom need Complete motor sets for 07 and later Big Twin include bolts for primary, cam, cam sensor, derby, rocker box, transmission top, transmission side, lifter block and clutch covers Complete motor sets for 87 94 Big Twin include bolts for cam, primary, point, clutch, inspection and chain covers, lifter base, inner primary, top front and rear motor mounts, timing plug and header mount screws Complete