Search found 8 matches

by MGC
Tue Aug 27, 2019 3:54 pm
Forum: Engines
Topic: Ricks stock carb mods
Replies: 18
Views: 3745

Re: Ricks stock carb mods

Martin , great to see you post in this thread would you mind listing the added gains in performing the stock carb. modifications outlined in your manual , was hoping someone who has done the mod would have given their experience ... cheers
by MGC
Thu Aug 15, 2019 12:28 am
Forum: Engines
Topic: Ricks stock carb mods
Replies: 18
Views: 3745

Re: Ricks stock carb mods

luther, there was and might still be a tuning book for the rz martin ( sp ) last name started with a K , it was/ is a spiral wound manual i bought it long ago 35 bucks cant find it now .. go figure.. but it described drilling the passages to open a currently closed circuit on the stock carbs with ad...
by MGC
Sat Apr 06, 2019 5:12 pm
Forum: Engines
Topic: YZ85 reed valves.....are they worth the effort?
Replies: 27
Views: 8207

Re: YZ85 reed valves.....are they worth the effort?

Not sure which ones they are. I just had the reed block off and they looked normal besides being composite. Sorry i can not be more help. My engine is stock except for modified carbs, tripod filter, Zeeltronic controller set at GE specs, and Jolly pipes. I get near 90 HP out of it. I want mid range...
by MGC
Sun Jul 22, 2018 6:28 pm
Forum: Engines
Topic: Ivans needles
Replies: 3
Views: 864

Re: Ivans needles

I have an Ivans needle set with A and B needles. Does anyone know which needles i use for a standard RD500? years ago when i purchased my needle kit , ivan recommended the '' B '' set for slightly modified engine aftermarket pipes intake filters on the carb flanges and such the B profile was the sm...
by MGC
Tue Oct 31, 2017 12:39 am
Forum: Member's Rides
Topic: Stevef RZ 500 Modified
Replies: 77
Views: 54047

Re: Stevef RZ 500 Modified

Steve ur 500 is very photogenic , making the craigslist rounds :shock:



https://oklahomacity.craigslist.org/mcy ... 24358.html" onclick="window.open(this.href);return false;
by MGC
Sun Oct 22, 2017 6:40 pm
Forum: Production Differences
Topic: How can I date year of manufacture of my RZV?
Replies: 9
Views: 7654

Re: How can I date year of manufacture of my RZV?

awesome, thanks phildu ... mines towards the end of the second run ... all the best
by MGC
Sun Oct 22, 2017 6:01 pm
Forum: Production Differences
Topic: How can I date year of manufacture of my RZV?
Replies: 9
Views: 7654

Re: How can I date year of manufacture of my RZV?

Hello RZV500R Vin 51X000101-002700 1984 (51X) First production run (47x spec parts) RZV500R Vin 51X020101-021200 Late 1984/85 (1GG) Second production run (1ge spec parts) Yamaha only made the rd/rz/rzv500 between March 1984 and late 1985. The RZ500S (52X) was the last production run of just 150 bik...
by MGC
Sun Oct 01, 2017 8:55 pm
Forum: Engines
Topic: Was Crank timing now Engine Rebuild Progress
Replies: 25
Views: 5453

Re: Crank timing

https://www.youtube.com/watch?v=T1JzRMcaFTY" onclick="window.open(this.href);return false;