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Yamaha tech question

I try not to make problems harder than what they are, so all any engine needs to run is:
1 Fuel
2 Comp.
3 Spark
4 Timing
What one is missing on that engine?
The kill switch can be in any poss. if it's unpluged.
by toydoc
October 25th, 2001, 2:49 am
 
Forum: SnowmobileNews Forum
Topic: Yamaha tech question
Replies: 3
Views: 295

Viper pipes?

This is a copy of a post from Simons CPR: just got off the dyno comparing cpr viper pipes to brand b viper pipes... cpr viper pipes beat the brand b viper pipes by 5 horsepower. no bulls**t, money back guarantee. now this doesn't mean my pipes are making 158 horsepower. (153hp brand b claimed horsep...
by toydoc
October 24th, 2001, 3:03 am
 
Forum: SnowmobileNews Forum
Topic: Viper pipes?
Replies: 5
Views: 508

SNOWMOBILE JEOPARDY!!

Ok..what year?
by toydoc
October 12th, 2001, 5:27 am
 
Forum: Trash Talkers
Topic: SNOWMOBILE JEOPARDY!!
Replies: 25
Views: 1653

72' AMF 640 for $100 A Good Buy?

If it runs and will move, you cant get much for $100, parts may be your problem.
by toydoc
October 12th, 2001, 5:26 am
 
Forum: Vintage Sleds Board
Topic: 72' AMF 640 for $100 A Good Buy?
Replies: 1
Views: 577

SNOWMOBILE JEOPARDY!!

Last year for all 4 factory sno-pro teams 1978
last year for factory sno-pro 80-81??
by toydoc
October 12th, 2001, 4:47 am
 
Forum: Trash Talkers
Topic: SNOWMOBILE JEOPARDY!!
Replies: 25
Views: 1653

SNOWMOBILE JEOPARDY!!

Good job Ed.
What year Brut??
by toydoc
October 12th, 2001, 4:42 am
 
Forum: Trash Talkers
Topic: SNOWMOBILE JEOPARDY!!
Replies: 25
Views: 1653

commoon Guys!!!!!!!!

Old Bart, that is funny...
Your english is fine... Or I talk Finnish after 12 beers?????? Hummm...
by toydoc
October 12th, 2001, 2:49 am
 
Forum: Trash Talkers
Topic: commoon Guys!!!!!!!!
Replies: 14
Views: 396

Michigan sledders!

S.E. MI I ride on Anchor Bay if it has good ice, or upper lower. Dont hit the U.P. much anymore, ride with the wife & kids (4 & 6) so nice 2~4 hr rides are fine but 8hr UP rides dont work.
by toydoc
October 10th, 2001, 3:07 am
 
Forum: SnowmobileNews Forum
Topic: Michigan sledders!
Replies: 20
Views: 1940

Yamahas at Onsted

SAT. stock 700: 1st YAMAHA ET 5.636 D. LYTLE 2ND YAMAHA ET 5.809 S. EDWARDS 3RD TIE YAMAHA ET R/L C. LEE SKI-DO ET R/L J. HAYWOOD STOCK 700 SINGLE: 1ST SKI DO ET 5.768 J. TERHORST 2ND SKI DO ET 5.965 W. LEGGE 3RD SKI DO ET 5.709 J. REAMS 4TH YAMAHA ET 5.686 D. LYTLE STOCK 800: 1ST SKI DO ET 5.567 J....
by toydoc
October 10th, 2001, 2:46 am
 
Forum: Trash Talkers
Topic: Yamahas at Onsted
Replies: 2
Views: 108

xtreme xc

Yamaha used Circle M fuel injection system in the 1973 SR 433 GYT kit, also used on the 74 ~ 75 GPX, 76 ~ 77 SRX, had 2 size 42mm for 338 ~ 340, 45mm for 433 ~ 440. Big twin in 1972 643cc. Reed intake engine 1973. Fluid drive 1973. IFS in 78.
by toydoc
October 8th, 2001, 5:08 am
 
Forum: Trash Talkers
Topic: xtreme xc
Replies: 26
Views: 1315
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