Top 5 Bolt on Modifications you can add to your YZ85 to make it a race winner.

Posted by Frank Milazzo on

Yamaha YZ85 2019-2020 Performance Power-Up Kit | Moto-House MX

The Redesigned Yamaha YZ85 (2019-2020) motor has been updated with Yamaha (YPVS) Yamaha Power Valve System increased the power across the entire power band. With all the newly increased performance Moto-House MX can still squeeze out more with some simple bolt on mods.

Let’s list the Top 5 Bolt on Modifications you can add to your YZ85 to make it a race winner.

    1)  FMF Factory Fatty Exhaust Pipe - Click here
    • Better power in low and mid ranges with Higher Over-Rev
    • Smooth power band, predictable
    • Lightweight 20-gauge steel body
    • Tougher 19-gauge steel header
    • Bare Metal Finish (Works Finish)
    • Hand welded and pounded seams
    • Made 100% in the USA
    2)  FMF Shorty Silencer - Click here
    • Shorty Silencer uses a shorter length inner core
    • Increase in low to mid-range power for tight motocross and Supercross style Tracks
    • FMF Silencer use light weight aircraft 6060 T6 alloy
    • All FMF Silencers are re-packable
    • Maximum performance, minimum noise
    • This silencer will fits stock pipes as well as aftermarket pipes
    • Moto Tassinari VForce4 Reed Valve V4R82A-I
    3)  VForce4Ri - winged air guide dramatically increases air velocity for increased throttle response and power - Click here 
    • Updated new reed pedal materials, (Carbon Fiber) for increased durability
    • Reed pedals are pre-curved to improve sealing
    • Larger cage increases volume and air flow
    • New Airfoil shape added to cage tip to increase air velocity from outer ports
    • The “R’ cages have a rubber pad area for the reed tips to land on to improve reed life.
    4)  Race Gasket Kit Yamaha – Top End - Click here 
    • This kit allows to increase compression without machining cylinder head
    • Kits include - two or more premium-quality base gaskets of different thicknesses to optimize engine compression ratios
    • This kit allows the rider a choice of using standard gas with stock compression, or race gas with a higher compression
    • Kits only includes head gasket and 2 base gaskets
    5)  Twin Air Dual Stage Air Filter - Click here 
    • Twin Air filters will increase airflow while maintaining the highest level of protection against dirt from entering your motor.
    • Larger coarse open-pore foam catches more significant amounts of dirt, grime, and sand, and fine foam will trap all the fine particles of dirt and dust.
    • Remember you can’t make house power if your motor can’t breathe (dirty Filter)

    Images of the YZ85 Power-Up Kit

    YZ85 2019-2020 FMF Factory Fattty PipeYZ85 FMF Shorty Silencer YZ85 Moto Tassinari VForce4 Reed Valve Yamaha YZ85 V4R82A-ITwin Air Dual-Stage Performance Air Filter Yamaha YZ85 02-19Twin Air Dual-Stage Performance Air Filter Yamaha YZ85 02-19


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