| Listed in parts books | Not catalogued by year yet |
POWERMAX 10-1+.060 650
A Powermax .060 oversize piston listed for the 650 engine family.
This is a Powermax piston, listed for the 650 engine family, in a .060 oversize. The part number carries a JRC prefix, which we see on piston and hard-part supplier codes rather than a Lucas or Amal number, so don't read too much into the manufacturer tag on this one - the description itself is what to go by.
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The catalog entry we have is brief - just the model line, the piston series name, and the oversize figure. We don't have more detail on this one beyond that, including compression ratio, bore size, or which specific 650 models it was cataloged against.
If you're rebuilding a 650 twin and matching bore sizes, give us a call and we'll confirm this is the right oversize and series for your barrels before you order.
Sorry if we got something wrong here. If you think this information isn't correct, .
