That is why we make SKU 016575 Wheel Bearing Adapter Tophats that reduce the inside of the 3/4" bearings down to 5/8"

They include a stainless steel clamp so these can be used on a multitude of carbs

Chrome plated polished allen screws fit Harley-Davidson Shovelhead & Evolution 5 speeds 1980-1984

OEM # 97-1529 / H1529)

Pair it with adapters and mounts to complete your setup and ride with confidence

Engine Case Bore Plug Set - Harley-Davidson Twin Cam Vendor_Fastcon Industrial Co. Ltd. That is why we makeQuit using shop towels to cover up case bore openings. This set of magnetic case plugs (4 pieces) will keep foreign material out of your bottom end. This material can cause major damage, and using a shop rag can inadvertently introduce these contaminants. Step up your engine building game! Made in the USA.