Exhaust valve guides for 1921 to 1924 74" Twins (184-21) are finally done and are now available on the website! These are made from 4140 Pre-Hard and are not plated. The ID on these measures .325"
Jan 14, 2020 JD Exhaust Valve Guides part 184-21 are back in stock!
Exhaust valve guides for 1921 to 1924 74" Twins (184-21) are finally done and are now available on the website! These are made from 4140 Pre-Hard and are not plated. The ID on these measures .325"