JE Pistons
Fitment:
-00-02 KTM 520 EXC
-00-02 KTM 520 SX
-03-06 KTM 525 EXC
-03-06 KTM 525 SX
Bore Size: 98mm (+3mm Big Bore). Cylinder Boring and Replate or Big Bore Cylinder Required.
Replacement Components are available, please see below.
Includes:
-JE Forged Piston
-JE Piston Ring Pack
-JE Wrist Pin
-1 Set of JE Piston Pin Clips
Piston Specs:
98mm 13:1 Pistons (221776):
-Bore Diameter: 98.00mm
-Piston Head Type: Dome
-Cylinder Head: 4 VALVE 520
-Piston Pin Outside Diameter: 0.787"
-Piston Pin Length: 2.050"
-Piston Pin Material: 9310 Steel
-Ringset Included: Yes
-Top Compression Ring Thickness: 0.048"
-Oil Ring Thickness: 0.080"
-Piston Material: 2618 Aluminum Forged
-Forging Type: FSR
-Piston Avg Weight: 296 g
-Pin Wall Thickness: 0.160"
13:1 Piston requires minimum of 100+ Octane Fuel. Pistons are a 2-Ring Piston Design for lightweight racing applications.
Replacement Components:
Replacement Ring Pack:
-XS9800 (Fits All Pistons)
Replacement Wrist Pin:
-787-2050-16-93C (Fits All Pistons)
Replacement Wrist Pin Clips:
-787-050-MW (Fits All Pistons)
