... Ed - Your original post is what got me thinking. I intend to flick the R5 around like it was meant to be. You latest words of wisdom above just reconfirm...
... It is stated at 64mm. I believe the number stamped in the piston crown is the exact diameter, i.e. a "96" in the crown means the piston measures 63.96mm. ...
far from an expert.clymer says measure 10mm down from the bottom of the piston pin at right angle.i got 63.84 on two used stock rd350 pistons.marked 96 on...
Thanks, gentlemen, I was wondering about that "96" too. Your careful mic-ing helps, though. -Scott [Non-text portions of this message have been removed]...
"96" was Yamaha's way of stamping a piston as STanDard (STD). Depending on the model, they also use "95" and "97" to designate STD. the overs wetre then...
Dan, I have a set of Yamaha 4th over pistons and rings for the R5 in my storage cabinet. They do exist, but are a last resort as they were known to over-heat...
David, out of curiousity... what is stamped on the 4 over piston top? David <manfromtriumph@...> wrote: Dan, I have a set of Yamaha 4th over pistons and...
Well I finally found a set of 3rd over pistons, NOS, they're going to set me back about $150 to my door. They're the dykes style. Could someone please explain...
Now you've asked the million dollar question! LOL! I'll have to dig the box out that I have all my pistons in, it's only about 5 bikes deep to the cabinet. I...
Dunno about 4th overs, but I just looked at my 3rd overs. *Both* have "613" stamped in them but only one is stamped 64.75. They were mic'ed a few weeks ago...
David, no hurry! I ask because your piston may answer a question I've had about inconsistanrt numbers stamped in genuine Yama piston tops. I am wondering if...
Can someone please tell me about wrist pins? Couple questions, but also tell me if there's something I'm not thinking of. I don't have a parts diagram... does...
... depends how rusty they are, if they have rust on the inner part, on the needle bearings or have alot of build up then replace them, i don't see an issue...
... to be perfect otherwise you will ruin the wrist pin bore in the piston, the small end bearing, the small end of the rod ,or all of these VERY IMPORTANT...
also new clips and needle bearing cages.or as ed said you are asking for trouble. ... to be perfect otherwise you will ruin the wrist pin bore in the piston,...
Awright, I've gotten the feedback and yes it makes sense to buy some new wrist pins. What are your favorite resources for discount Yamaha parts? (BTW, I've ...
I'm putting together a R5 the last year and soundly discovered these bikes are expensive! I don't have much spending money for restorations, so I have to be...
I just visited Derbycycle online and am very suprised at their prices! The prices seem to low to me... off like $20 to $40. They do have a good online parts...
this is a better link: http://www.derbycycles.net/pages/parts/viewbybrand/2/Yamaha.aspx d bauer <tiz_me22004@...> wrote: I just visited Derbycycle online...
Sorry for the spam, but a quick notice: I am in Seattle and I am selling my 1972 R5C. Good condition, low mileage, all original bike, but not perfect. Please...
Dan, The 4th overs are stamped 1.0 on the crown. Dave ... I've had about inconsistanrt numbers stamped in genuine Yama piston tops. I am wondering if it'll say...
I have a set of pistons in my 1970 R5 that have .90 or .60 stamped on them, I put a vernier on them and they come out to 65.25mm could that be possible, and...
hvccycle sells a set for the RD350 but you have to do some modifications to the crank seals. They have a lip on them that the R5 crankcase doesnt have. I used...
Hey all, Quick comment on Derbycycle... I've got a real peeve about places that discount their prices for new parts and make it up in inflated shipping ...
Thnaks for the heads-up Scott! These are the tips that make the site so worthwhile. Good thing you didn't purchase at teh inflated price. Let us know how your...
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