heat treated and CAD plated replacement headbolt kit fits Sportster 1957-72

Specifically designed for use with a 12 cell Antigravity battery

Customizable Application: This is a universal motorcycle internal throttle kit requiring drilling and fitting to your specific motorcycle model

OEM# 3107-25 nut

DISCLAIMER: FOR CLOSED COURSE COMPETITION USE ONLY

SAE 50 Engine / Transmission / Gearbox Oil - 1 quart Tire Size_19" heat treated and CAD platedThe PanAm Oils, Inc. traditional single grade lubricant for engine and transmission for heavy thermal and shear loads. Complies with Harley Davidson recommendations up to 1984 for Big Twins and Sportsters up to 1981. This high performance lubricant complies with API CF. Sold by the quart, made in the USA. Motorcycle oils require high standards, and particularly the air cooled engines of our preferred brand put higher strain on the motor and