View Single Post
Old Jul 22, 2012, 06:22 PM
Dad_Roman is offline
Find More Posts by Dad_Roman
Trader Rating: 172
Twistaholic AMA 134406
Dad_Roman's Avatar
USA, TX, Teague
Joined Jul 2007
6,441 Posts
Trader Rating: 172
Quote:
Originally Posted by shooboy View Post
Hi DR, I just measured the inside thread diameter on my 91 head and it measures about .400". I'd guess at the outside diameter threads on the pipe to be 11mm, that would be about a .030" thread heighth........Shoo
Your right. Its in the neighborhood of .430

My junk motor has a pipe and bushing in the .460 range Dont know why.

This NIP pipe and muffler are for a OS 61 to 90 motor. I double checked. Its in the
.430 range so its right.

Lemme know if your interested. Id still like one of those fine hammers
Dad_Roman is offline Find More Posts by Dad_Roman
Reply With Quote