RACING FRIENDS RACE TRACKS PARTS WANTED PARTS FOR SALE
MY TD1 REPLICA THE R5 CONVERSION MY FACTORY TZ250 THE OW600 PROJECT MY RACE TZR250
Get yourself organized for the track with these two checklists.
Here is a chart for figuring out the proper tire sizes for your rims.
These charts are for selecting the correct brake master for your calipers.
An interesting article on how to make a TZ beater out of your RD400. Yea, right.....
A simple chart to pick the proper sprockets for early TZ250s (73-80).
A detailed article on a modified TZR250 from way back in 1988.
A list of yamaha rims from the 80's and their casting codes for identification.
Vintage promotional flyer for Lectron carburetors.
Original Daytona brochure for Yamaha YSR50 hop up parts.
The VP fuel application chart.
Yamaha's tuning specifications for the RZ500.
A really good two stroke expansion pipe design program.
Links to the 1987 TZR250 service manual and the F-III tuning manual.
LATEST RACING NEWS THOUGHTS and OPINIONS ARTICLES and STUFF
RACING FRIENDS RACE TRACKS PARTS WANTED PARTS FOR SALE
MY TD1 REPLICA THE R5 CONVERSION MY FACTORY TZ250 THE OW600 PROJECT MY RACE TZR250
CONTACT ME AT TIMOTHY@NAUGHTYBOYMOTORRACING.COM