O.S. B2101 & B2102 Speed Complete Piston, Sleeve & Rod Assembly

This is a replacement O.S. B2101 & B2102 Speed Complete Piston, Sleeve and Rod Assembly. This assembly not only includes the piston and sleeve, but also the connecting rod, wrist pin and wrist pin clips. In fact the rod is already pre-assembled for you, so you can simply install it in the engine and forget about the hassle of removing wrist pin clips to install a new rod.

This product was added to our catalog on February 23, 2015

• O.S. Engines .21 B2101 Speed

Anonymous Verified Owner Sunday, Mar 22 2020 (about 5 years ago) O.S. B2101 & B2102 Speed Complete Piston, Sleeve & Rod Assembly I put it in my b2102 os engine and everything went smooth from the installation to break in procedure I have one race weekend and still running strong View all reviews