90° movement between each detent ensures positive transition when riding

Special rocker shaft end plug with slotted head and late style 1/2-20 threads to be used on Harley-Davidson Big Twin and 57-70 XL that use late style rocker shaft

Measures 5-1/2" diameter and fits CV carburetors

OEM # 97-1529 / H1529)

Replaces OEM# 97-3633

#8216-18 Head Bolt Kit 1940-1947 Harley-Davidson Alloy Flathead 74 & 80 - Chrome Plated Subcategory_Rear Master Cylinder Components 90° movement between each detentAccurately machined, heat treated, and chrome plated bolts used with Aluminum Heads on Flathead 74's 80's, 1940 47. Made in Ohio, USA.