Yamaha YXZ/XX Viper N/A Conversion engines(Limited Availability-please call)

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  • Regular price $3,799.00


Thank you for considering our Mott Motorsports Naturally Aspirated Viper Performance engines.

   Stage 2, Viper conversions engines. 1050cc. Start at $3,799.00 using good customer supplied YXZ engine built to our Mott Viper specs.

 Stage 2 Viper engines supplied by us start at $5,799.00 There will be a YXZ Core engine required, core engine can have damage, contact us for details about your core. 

  With correct exhaust and tune our N/A stage 2 engines make approx. 150 H.P. at flywheel. 

 These viper engines are good low mileage engines. Tore down, thoroughly inspected. Changed/converted where applicable.

All stage 2 engine specs include but not limited to:

Pinned crankshaft-HD rods-HD head studs-High rpm yxz valve springs-

Stage 2/ viper cams-Performance Exhaust buckets-Manual timing chain tensioner

HV Oil Pump and head oiling mods/permanent smog delete.

[Please call to discuss our custom Outlaw or Big Moe engine specs,prices and details]

There will be a YXZ Core engine required, core engine can have damage, contact us for details about your core

Stage 2 Must send factory ECU to be flashed at additional charge.  

Please contact us for more details and engines and availability.

Mott shop 989-741-9304

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Outlaw Naturally Aspirated Viper Engine 165hp Please call PH-989-741-9304