Reference: P400485100008
ATHENA racing 125cc kit for Yamaha YZ 125 motorcycle from 2001 to 2004
The famous athena 125cc kit from ATHENA for Yamaha YZ 125 motorcycles from 2001 to 2004.
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Here is the best way to reliably upgrade your Yamaha YZ 125 - 1997 to 2004 from 37.5hp to 42hp!
The ATHENA BIG BORE with its large diameter of 58mm offers a good performance and torque gain over the entire range to your YZ 2T.
The kit consists of a very reliable ATHENA nicasil treated aluminum cylinder with corrected diagrams. A VERTEX grphité piston forged mono-segment steel.
WARNING: To assemble this kit on YZ 125 LC 1997-1998 models you need to replace the stock muffler with a year 1999-2003 version and for 1997-1999 models you need to order the stock springs 2 twists)
It comes with screws and gaskets, cylinder head, piston, unloading valves ... as well as the instructions as in the photo!
Mounts on Off-road (mx) Yamaha YZ 125 - 1997/2004
Reference: P400485100008
The famous athena 125cc kit from ATHENA for Yamaha YZ 125 motorcycles from 2001 to 2004.
Reference: P400485100017
The famous athena 125cc kit from ATHENA for Yamaha YZ 125 motorcycles from 2005 to 2018.
Reference: CI.03.270.2D
Cylinder only for BETA 270 2T with GILARDONI 352 C1 engine.
Reference: CI.03.250.1D
Cylinder only for BETA 250 2T with GILARDONI 352 engine.
Reference: CI.03.270.1D
Cylinder without piston, without cylinder head for BETA 270 2T with GILARDONI 269 A engine.
Reference: CI.03.270.2
Complete kit without cylinder head for BETA 270 2T with GILARDONI 352 C1 engine.
Reference: P400485100003
The famous athena 125cc kit from ATHENA for Yamaha YZ 125 motorcycles from 1997 to 2004
Reference: P400485100030
The famous BIG BORE 144cc from ATHENA for Yamaha YZ 125 - 2005/2018 motorcycles! Monstrous!
Reference: CI.48.3
Complete kit without cylinder head for MONTESA 250 2T TRIAL liquid cooling ... with GILARDONI 300A engine
Reference: P400250100006
The best to replace the high engine of his KX 65! A high performance and very robust 65 kit.
Reference: CI.03.270.1
Complete kit without cylinder head for BETA 270 2T with GILARDONI 269 A engine.
Reference: P400485100038
A 105cc ø53mm Big Bore ATHENA kit, high performance and high quality for your Yamaha YZ 85 - 2002/2018 motocross bike
Reference: P400485100042
Complete kit cylinder piston cylinder head ... ATHENA high performance and high quality in 293cc ø72mm Big Bore for Yamaha YZ 250 LC from 2003 to 2018.
Reference: CI.48.2
Complete kit without cylinder head for MONTESA 250 2T TRIAL liquid cooling ... with GILARDONI 300 engine
Reference: PI.6237.A
Complete replacement single-segment piston, top-of-the-range model for 150cc 2t engine in 58mm diameter.
Reference: P400485100077
A high-performance and high-quality 105cc ø53mm Big Bore ATHENA kit for your Yamaha YZ 85 motocross bike from 2019