Recent content by Roto36

All be damn'd, I've heard of rare finds but who would'a thunk pistons. Leaving these untouched for sure. I'll be looking to sell after I do some research and learn a bit more about them.

I'm no machinist but my trusty calipers tell me: piston - 79.90mm bore - 79.94mm

Thanks everyone, I will certainly call them all. Here's my thread on the pistons I'm looking to modify.

Yep cc'd the head and cylinder with guidance from grizld1. Wouldn't doubt my numbers may be off a bit so I made sure to go through everything a few times. After my third cc measurement came near the first two I was pretty confidant with the results.

My 77'D has a fresh rebuild from previous owner. When I got it all I had left was tuning carbs, paint and few miscellaneous things to finish. While getting help from members here about my carb issues it soon lead me to check my compression. It was off the chart at 240 psi both sides. I had no...

Thanks for suggestion, Napa declined. Said they're not setup for this type of work.

Can anyone from the Portland OR area recommend a machine shop to mill some pistons? SE area preferred but will look at any. I need to bring my compression ratio down a bit. Thanks

Side covers and fender came today, they're in great condition! Thanks.

Sorry about that pm, how much for a complete head assembly?

I'm looking for decent 77' rear fender and side covers.

pm sent...........

5twins the needle jet is 159 P5 Ordered the jets suggested in the guide. While waiting for order to arrive I wanted to see where my compression was at. This leads me to a question of high compression and is it related to carb issues or not. Does a high compression engine have an impact on jet...

I'll take the red side covers. Are they still available? Price? Sending PM.

I've been following this guide http://www.amckayltd.com/VM34-36.pdf step by step, but I wanted to see how the bike ran with what jets I have on hand. My original question of what would cause the right carb to act different from the left is obviously premature without the proper jetting. No...