Part no. 12010 STD


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Part no. 12010 STD

Product no.: 370
£201.68
Price incl. VAT, plus delivery


BSA - 499cc OHV (B33, B34, B34 Gold Star, M33) Year: 1947-52, compression ratio 8.5:1, long con rod, (85mm bore) compression height 1.33/64, piston length 3.13/64 - 1 cylinder (flat bevelled head with valve pockets) Pin diameter .3/4. 3 - pistons available JP (Australia). See Part no. 11341 for lower comp 6.8:1
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