callum12 256 #1 Posted November 14, 2014 hi all, I'm looking to make a stack for my WH A-800 ranger, I was wandering what the thread is inside the exhaust port? thank you, Callum Share this post Link to post Share on other sites
meadowfield 2,545 #2 Posted November 14, 2014 Probably 1" npt I'll try take a look at the v70 I have in bits Share this post Link to post Share on other sites
callum12 256 #3 Posted November 15, 2014 thanks for that, I measured it and it came out a 1" i wasn't sure on thread pattern though, not too hot on imperial threads especially american threads. Callum Share this post Link to post Share on other sites
