FORGED ROCKER COOPER S
12G1221
In stock
Forged cast type rocker with original ratio of close to 1.3 with adjusting screw and 1/2" af nut. See AEG167, screw (regular) or AEG167EVO hexagon head); NT605061, nut - profile of pad reduces side loading on valves to a minimum. Particularly effective on small bore engines although standard fitment on "S" type engines. Use recommended valve clearances. These are not original Cooper S rockers but the only alternative available and sold ready reamed for fitment--Some companies claim this to be to genuine specification but it clearly is not.
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Recommended usage 8 x 12G1221 to fit one mini.
£9.98
£8.32