Iron Sportster bill of material


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Clutch basket

There are four clutch baskets. Early dry, late dry, electric start dry, and wet.

37700-52

This dry clutch basket is for the 5-plate clutch used on 1952 and 1953 K-models.

37700-54A

This dry clutch basket is for the 7-plate clutch used on 1954 1955  1956 K-models.

37701-57

This dry clutch basket is for the 7-plate clutch used on early 1957 models.

37702-57

This dry clutch basket is for the 7-plate clutch used on late 1957 to 66 all, and 1967 to 1969 XLCH models.

37700-67

This dry clutch basket is for the 7-plate clutch used on early 1967-70  XLH models.

37701-70

This dry clutch basket is for the 7-plate clutch used on early 1970 XLCH models.

37701-71

This wet clutch basket is for the 8-plate clutch used on early 1971-73? XLCH models.

37716-71

This wet clutch basket is for the 7-plate clutch used on early 1971-73? XLH (electric start) models.

37701-71A

This wet clutch basket is for the 8-plate clutch used on early 1974-79 XLCH models.

37716-71A

This wet clutch basket is for the 7-plate clutch used on early 1974-80 XLH (electric start) models.

37717-79

This wet clutch basket is for the 7-plate clutch used on early 1979 XL. XLS (electric start) models.

37716-81

This wet clutch basket is for the 7-plate clutch used on early 1981-E84 XLH (electric start) models. (Pre-clutchernator)

37791-84

This wet clutch basket is for the 7-plate clutch used on late 1984-85 XLH (electric start) models. clutchernator setup, alternator inside clutch, not covered in this website.