Colony Machine

Evolution / Twin Cam Headbolts

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Evolution/Twin Cam Headbolt Covers Chrome plated headbolt covers to hide dull 12 point headbolts on all late 1985-up FL, FX, XL. Simple installation with set screw. Set of 4. A. Stock No. 2024-4 Custom hex dome style B. Stock No. 2232-4 Smooth style C. Stock No. 2262-4 Pike style

Evolution/Twin Cam Headbolt Kits Polished & chrome plated 12 point dome top headbolts add a custom look. Stock No. 2011-8 L1985-1991 Big Twins, 1986-1992 Sportster. Replaces OEM 16480-85A and 16478-85A. Stock No. 2012-8 1992-up Big Twins, 1993-up Sportster. Replaces OEM 16480-92 and 16478-85A. Stock No. 2279-16 L1984-E1985 Big Twins. Evolution/Twin Cam Headbolt Kits Zinc plated 12 point dome top headbolts. Stock No. 3019-8 L1985-1991 Big Twins, 1986-1992 Sportster. Replaces OEM 16480-85A and 16478-85A. Stock No. 3020-8 1992-up Big Twins, 1993-up Sportster. Replaces OEM 16480-92 and 16478-85A.

Cylinder Base Stud Kit OEM style heat treated alloy steel studs equal or surpass original equipment. Stock No. 9424-8 1985-99 Big Twin Evolution, OEM 16837-85C Stock No. 9507-8 1986-up Evolution XL, OEM 16832-86C. Stock No. 2083-8 1999-up Twin Cam 88, OEM 16834-99.

Evolution Headbolt Washers Headbolt washers are exact duplicates of OEM 16482-85 used on 1984-Early 1985 Big Twins & Sportster. Stock No. 2017-8 Chrome plated Stock No. 2018-8 Cad plated

Hi-Performance Cylinder Base Stud Kit High tensile aircraft quality studs fit 1985-1998 Big Twin Evolution. Stock No. 2442-8

Cylinder Base Studs Parkerized hardened reproduction of 29-26 studs (1.437" OAL) used on 1926-1929 Singles 21". Stock No. 3456-4 Cylinder Base Studs Parkerized hardened reproduction of 29-09 studs (1.570" OAL) used on 1930-1934 Singles 30", 1917-1929 J, JD. Stock No. 3458-4

Cylinder Base Stud Set These heat treated studs with interference threads are equal to or better than the original Harley part and are available for the following: Stock No. 8856-8 1 930-77 Big Twins. OEM 16831-30 Stock No. 8857-8 1 978-84 Big Twins. OEM 16837-78 Stock No. 8858-8 1 954-85 K, XL OEM 16830-54, 16830-72 Stock No. 2367-8 1 929-57 45's, OEM 16830-29

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Phone 800-321-3412 / 330-225-3410 Fax 330-225-9412