This tool also works with BSA A50 and A65 unit twins such as Royal Star

gaskets and fiber washers necessary when rebuilding your top end

ready to install and add a brilliant shine to your exhaust

NOTE: Under rocker split lines fit all carbs including S&S E but super B will require a 1" spacer between intake and carb otherwise enricher knob will hit the oil line unless you modify it

#2281-18 Spark Coil Mounting Kit 1937-1947 Harley-Davidson Big Twins - Parkerized Subcategory_Exhaust Fabrication Parts This tool also works withParkerized complete kit mounts coil on 1937 47 Big Twins. Contains OEM# 1723 36 u bolts,1724 29 u bolt straps, 1723 36A spacers, 0107 nuts, and 0256 lockwashers. Made in Ohio, USA.