Manufactured by ARP® to Thrashin's® exact specifications

same as stock

This shield will fit 1 3/4 " exhaust pipes

washers and gaskets to mount rocker covers on 1985-up Harley-Davidson FL

no welding required

Linkert Intake Leak Tester - 3 Bolt Vendor_Colony Machine- Lowbrow Manufactured by ARP® to Thrashin's®This tool from Unity Manufacturing makes testing your intake tract a breeze. Simply bolt this to your intake manifold, make sure your intake valves are closed, and use a bicycle tire pump or air compressor regulated down to 10 psi. Spray the intake gasket area with soapy water and look for the bubbles. Readjust your clamps and repeat until you dont have any leaks, then bolt your carb on and go! Made in USA.