S3 ‘Extreme’ cylinderhead for the RIEJU MR300.

High quality partsĀ from the hard enduro specialists from Spain. Ultra-trick looking part.

This is the ‘extreme’ head: Modifies the compression for a smooth and progressive delivery of power. Improving traction and engine control especially important in technical areas. Its design manages to lower the temperature by eliminating the typical hot spots of the original cylinder heads. Ideal for extreme style riding, improving the throttle feeling.

S3 part number:Ā XTR-1058-300-R.

You will get:

  • cylinderhead
  • cylinderhead insert
  • cylinderhead o-rings.

This fits: the 2021-2024Ā RIEJU MR300.

Complete as pictured.

 

Weight 0,3 kg
Manufacturer

Manufacturer product no.

Fits (brand)

RIEJU

Fits (model)

MR 300

Product no.: 2921

S3 ‘Extreme’ cylinderhead / 2021-2024 RIEJU MR 300 MR300

€ 147, 30
In stock
Price includes VAT, excl. shipping costs

In stock

Amount
Amount
1
Total price (inc. VAT)
€ 147,30
  • worldwide shipping
  • 30 days return policy
  • personal advice
  • fast shipping

Related products

JD Jetting jet kit JDY001 / Yamaha YZ WR 426 YZ426F WR426F

109, 10

Float bowl gasket / Mikuni BDST 38 carburetor

7, 10

864 spigot / Keihin FCR 41 flatslide racing carburetor

45, 80

Float bowl gasket / Keihin FCR MX carburetor

11, 80

High quality parts

Original parts from Japan

Custom made parts

KEIHIN YZ85 PWK 26 MM

Exploded views for Keihin carburateurs

Recently viewed

Fuel L-joint / Keihin FCR carburetor

32, 55

Mikuni RS 38 flatslide carburetors / Kawasaki GPZ900R GPZ1000RX

1039, 10

Slide diaphragm Mikuni BDST38 carburetor / Ducati 600 750 900 SuperSport Monster

19, 20
© Copyright 2026 Frankmxparts.com – Powered by iClicks
This site is registered on wpml.org as a development site. Switch to a production site key to remove this banner.