Jeff 10 - very kind of you,,,much appreciated
No doubt it will take some time to organise all 4 heads
Cheers
Search found 20 matches
- Thu Feb 08, 2018 6:49 am
- Forum: Engines
- Topic: Individual / single heads from another Yamaha
- Replies: 74
- Views: 9523
- Wed Feb 07, 2018 5:24 pm
- Forum: Engines
- Topic: Shell-95 & 98-Correct Combustion chamber volume for pump Gas
- Replies: 2
- Views: 846
Shell-95 & 98-Correct Combustion chamber volume for pump Gas
Q#1 - The correct combustion chamber volume for 95 octane is ?
Q#2 - The correct combustion chamber volume for 98 octane is ?
Q#2 - The correct combustion chamber volume for 98 octane is ?
- Wed Feb 07, 2018 5:18 pm
- Forum: Engines
- Topic: Individual / single heads from another Yamaha
- Replies: 74
- Views: 9523
Re: Individual / single heads from another Yamaha
Jeff 10 --- thank you...soon as I have 4 heads I intend to align all bores to heads then do the Squish clearances
- Tue Feb 06, 2018 9:00 pm
- Forum: Engines
- Topic: Individual / single heads from another Yamaha
- Replies: 74
- Views: 9523
Re: Individual / single heads from another Yamaha
What other heads can be used as an individual cylinder head. YZ125 TZR250 ? Stud pattern looks the same Cheers I believe the TZR250 3XV SP ones will work but there is a little work to be done on the waterways. But good luck in finding a full set of 4 as i have been looking for a while! Thanks Ade I...
- Fri Jan 26, 2018 10:24 pm
- Forum: Engines
- Topic: Individual / single heads from another Yamaha
- Replies: 74
- Views: 9523
Re: Individual / single heads from another Yamaha
YZ heads have an oring. Ease of servicing. No gasket issues
- Fri Jan 19, 2018 7:49 pm
- Forum: Electrical & Wiring
- Topic: New RZV replica main harness and connectors (group purchase)
- Replies: 61
- Views: 23760
Re: New RZV replica main harness and connectors (group purch
Brilliant work
- Mon Dec 11, 2017 6:56 am
- Forum: Engines
- Topic: Individual / single heads from another Yamaha
- Replies: 74
- Views: 9523
Individual / single heads from another Yamaha
What other heads can be used as an individual cylinder head.
YZ125
TZR250 ?
Stud pattern looks the same
Cheers
YZ125
TZR250 ?
Stud pattern looks the same
Cheers
- Mon Dec 11, 2017 6:45 am
- Forum: Engines
- Topic: Crankshaft assemblies
- Replies: 122
- Views: 21143
Re: Crankshaft assemblies
David, they are about done they will cost 449.00 USD front or rear, I have 200 sets being made, no one has bought any so not sold out, I include a complete seal kit which is the 3 seals and 2 plugs with a set purchased Thx Moderator I will be on holidays until the 8th of January Whats the preferred...
- Sat Dec 09, 2017 6:54 pm
- Forum: Engines
- Topic: Crankshaft assemblies
- Replies: 122
- Views: 21143
Re: Crankshaft assemblies
I will purchase two complete crankshafts - ARE THESE CRANKS STILL AVAILABLE ???... $$??
- Sat Dec 09, 2017 6:51 pm
- Forum: Engines
- Topic: Need better porting "specifications" increase in mid range?
- Replies: 0
- Views: 1045
Need better porting "specifications" increase in mid range?
Can anyone help with details on
#01 - port specs - standard
#02 - port specs - mid range
#03 - port specs - top end
#04 - combustion chamber volume - standard
- combustion chamber volume - modified
#05 - squish clearance
#01 - port specs - standard
#02 - port specs - mid range
#03 - port specs - top end
#04 - combustion chamber volume - standard
- combustion chamber volume - modified
#05 - squish clearance
- Sat Dec 09, 2017 6:44 pm
- Forum: Engines
- Topic: Stock power valves ( reproductions).
- Replies: 5
- Views: 1490
Re: Stock power valves ( reproductions).
By chance...does anyone know if the 500 P. Valves are interchangeable with RZ350 power valves?, as billet power valves are avsil easily for that motor. I'm sure it's not that easy...but no harm in asking The RZ250 power valves look the same at a glance... Would need to fit some to be sure To be hon...
- Wed Nov 09, 2016 4:48 am
- Forum: Engines
- Topic: RZ500 Performance pipes
- Replies: 12
- Views: 6315
Re: RZ500 Performance pipes
ok guys....I hear it load and clear
- Sun Nov 06, 2016 3:18 am
- Forum: Engines
- Topic: RZ500 Performance pipes
- Replies: 12
- Views: 6315
Re: RZ500 Performance pipes
Has anyone tried the Original Yamaha TSI Spec exhaust pipes?? ( specs sheet posted here on the forum ) With the other modifications included...a 30% increase on power through the range is AWESOME. I am seriously considering getting a set made....Just wondering who has thgese pipes on their bike NOW ??
- Sun Nov 06, 2016 3:15 am
- Forum: Engines
- Topic: RZ500 Performance pipes
- Replies: 12
- Views: 6315
Re: RZ500 Performance pipes
As an apprentice bike mechanic, it was common just to burn out the muffler & scrape out the ehader as best you can. Years later I owned my own workshop An aircraft mechanic came in an saw all the RZ 500 pipes hanging up. He walked over and picked one up & commented on how heavy the pipe was....
- Sun Nov 06, 2016 3:02 am
- Forum: Engines
- Topic: Yamaha Balancer Mod Tech Papers
- Replies: 38
- Views: 34727
Re: Yamaha Balancer Mod Tech Papers
after all these years you would think this is finally sorted.....hhmm