01-'13 for Yamaha WR250F WISECO Piston Kit Armorglide 83.00/Std 12.5:1

01-'13 for Yamaha WR250F WISECO Piston Kit Armorglide 83.00/Std 12.5:1 Gas/Yam

WISECO

$279.95

Quantity

Manufacturer: Wiseco
MPN: 4982M08300
Title: Piston Kit
Size: 2.00mm Oversize to 79.00mm, 12.5:1 Compression

These kits offer lightweight forging for instant throttle response and maximum torque. Computer engineered piston skirt profiles provide minimal cylinder wall friction. Anti-detonation grooves and ring land diameter eliminates ring blow-by while maximizing engine performance. 4-Stroke Pistons: Dedicated forging for lightweight and superior strength; Race ready dome design for improved combustion flow Armor glide skirt coating provides reduced friction (racing applications only); Piston kit includes piston, rings, wrist pin and circlips Oversize requires cylinder sleeving. Racer's Choice: Pistons are single-ring 2-Stroke or two ring 4-Stroke; Reduced weight and friction with increased power and throttle response; Service intervals may be increased over conventional Wiseco Pistons. 2-Stroke Pro-Lite Pistons:

Fitment Chart

Year	Make	Model	Position	Notes
2001-2013	Yamaha	WR 250 F	-	-
2001-2011	Yamaha	YZ 250 F	-	-

Product Name	Piston
Piston Material	Aluminum Alloy / Forged
Bore Size	83.00 mm
Bore - Oversize	+6.00 mm / +6,00 mm
Compression Ratio	12.5:1
Displacement	250 cc
Engine Type	4-Stroke
Stroke Length	53.60 mm
Units	Each
Riding Style	Off-Road

Weight	0.5 lbs
Height	4.07
Length	4.17
Width	4.08

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