Holiday Closure Announcement (Click for Details)


Wiseco 40009M07700; Piston M07700 KX250F '10 STD Comp 13.2:1 YC0_SD78L36

$159.95  $64.98




Product details:

Piston Kit 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: 40009M07700




Close (esc)

Free Shipping

Free Ground Shipping on Web Orders over $75.00

*48 Contiguous States

Age verification

By clicking enter you are verifying that you are old enough to consume alcohol.

Search

Shopping Cart

Your cart is currently empty.
Shop now

Race series product restriction and affirmation

Warning:

The RACE SERIES product you are purchasing removes, renders inoperative, or bypasses required elements of the emission control systems of EPA, certified motorcycles of motorcyle engines and may only be installed on motorcycles that are restricted to closed course competition. Installation of this product on a motorcyle that is ridden on a public street, highway, or public lands violates the tampering and defeat device provisions of the Clean Air Act & 203(a)(3)(A) and/or & 203(a)(3)(B) and may subject you to a civil penalty of up to $37,000.

Information (Enter as Applicable)

Race Information

Rider/Purchaser Information

Affirmation

By clicking below, I affirm:
  1. that i have read the above warning;
  2. that any information I have entered is accurate; and
  3. that any motorcycle on which I install the RACE SERIES product will be restricted to closed course competition and will not be ridden on any public street, highway or public lands.