Yamaha Viper Hillrace Build

yamaha_nisse

New member
Joined
Mar 20, 2008
Messages
69
Age
32
Location
Sweden
Hi,

I decided to go into hillracing this winter and started to build me a Yamah Viper.
Started out as an Yamaha Viper Mountain 2004.

Here's whats done so far;

Engine:
Some porting work done to exhaust side.
Bender trippel pipes
Holzman ATACC
Running 55/170 jetting @ sealevel.

Suspension:
Ski-Doo freeride 2016 skid with KYB PRO 40 shocks
Engans Front shocks
Freeride skis

Drive:
Heavy Hitter ~ 56grams
150/300 spring
Dalton 48/40 with pink spring
Polaris Assault 146" track
Stock 21/40 gearing
2.86" 7tooth anti-ratchet

Chassi:
Better boards
Boss seat
Otherwise stock
Nytro rear light

Build is still in progress!

Next to come is;
Wider front end
Kyb 40 Pro front shocks
Peak billet head
38mm carbs
Dail-a-jet
New handlebar and riser

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