Torque Spring , GY6 50 RACING, 1000N, BLUE ( Upgrade Kit )

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  • Regular price $9.90

Performance 1000 RPM Torque Spring for 50cc QMB139 4-stroke engine based vehicles. 

Designed to provide varying pressure to the sliding variator plate for different acceleration purposes and tuning.
When performance increases, these springs become a necessity.
It can maximize your engine's torque and response.
These top performing springs will give you back your acceleration, hill climbing ability and make your machine run as a top performer once again.
Inner Diameter: 49mm
This fits all the common scooters, ATV , Go Karts with 50cc QMB139 engines like Tao Tao , Baccio , Vento Phantom R4i, R3, Jonway, NST, Tank, JMstar, Roketa, Sunl, Peace and many more.
Package Includes: 1 x Torque spring