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Stock Replacement Pistons

for Flatheads 750cc 1929-1973

All OEM and identical aftermarket pistons for 45”/750 cc models 1929→ (except WR) have the same compression height. Different compression ratios are achived solely with different cylinder heads for the respective model group like D, R, W, WL, WLD, WLA etc. These range from 4.3:1 to 6.0:1.

The piston rings that come with the set do match the pistons, but do not always correspond exactly to the depicted type.

  • fits 45”/750cc models D, R, W and G 1929-1973
  • aluminum
  • nominal bore: 2-3/4 ”
  • with rings, wrist pin and snap rings

Have any questions?

Our service team will be glad to help out: Mondays - Thursdays 08:00-17:00 CET, Fridays 08:00-16:00 CET, Phone: +49 / 931 250 61 16, eMail: service@wwag.com