XS Performance Rocker Arm Set - Yamaha XS650

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XS Performance Rocker Arm Set (4) with Valve Adjuster Screws -(3mm internal hex type for easy valve clearance adjustments). Each assembly weighs only 5 oz.Fits: All 1970-84 650's.** Note - the part is for the 447 motor onlyNote: Rocker Arms do Not have the decompressor lip as used on 1972-73 Models. Sold in Sets of 4 Only. Warning!!! These rocker arms are for use with stock camshafts or our XS Performance cams and with stock diameter valve stems. High lift cams cause the floating adjuster foot to exceed its range.

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OEM Number 306-12151-00, 306-12151-00-00, 256-12151-00-00
Fitment 1970 Yamaha XS1
1971 Yamaha XS1
1972 Yamaha XS2
1973 Yamaha TX650
1974 Yamaha TX650
1975 Yamaha XS650
1976 Yamaha XS650
1977 Yamaha XS650
1978 Yamaha XS650
1978 Yamaha XS650S
1979 Yamaha XS650
1979 Yamaha XS650-2
1979 Yamaha XS650S
1980 Yamaha XS650 Special II
1980 Yamaha XS650S
1981 Yamaha XS650 Special II
1981 Yamaha XS650S
1982 Yamaha XS650S Heritage
1983 Yamaha XS650S Heritage Special
1984 Yamaha XS650S Heritage Special
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