Snowmobile World banner

1 - 1 of 1 Posts

·
Registered
Joined
·
233 Posts
Discussion Starter #1
I'VE TRIED THICKER BASE GASKETS ON 583 AND 617 MOTORS AND DID NOT SEE ANY DIFFERENCE ON THE DYNO. I PUT A .050" GASKET ON A 670 AND DID. THE 583 AND 617 HAVE A SINGLE EXHAUST PORT AND THE 670 IS A TRIPLE EXHAUST PORT. ANY THEORIES ?
 
1 - 1 of 1 Posts
Top