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Archive for the ‘Dirt Bike Engine Parts & Accessories’ Category

Looking for Pro Circuit Modified Cylinder Heads for your dirtbike? Featured here are Stage 1 modified cylinder heads, Stage 2 modified cylinder heads, and Stage 3 modified cylinder heads by Pro-Circuit. These modified cylinder heads are pre-assembled by Pro Circuit, and are ready to bolt on and be race-ready with an increase in horsepower. The cylinder heads featured here are available through Motosport.com.

Fits the Following Dirt Bikes: 2006 SUZUKI RMZ250 2005 SUZUKI RMZ250 2008 KAWASAKI KX250F 2007 KAWASAKI KX250F 2006 KAWASAKI KX250F 2005 KAWASAKI KX250F 2008 HONDA CRF250R 2007 HONDA CRF250R 2006 HONDA CRF250R 2005 HONDA CRF250R 2004 HONDA CRF250R

PRO CIRCUIT STAGE 3 MODIFIED CYLINDER HEAD PRO CIRCUIT STAGE 3 MODIFIED CYLINDER HEAD BOLT ON HORSEPOWER — Pre-Assembled by Pro Circuit & Ready to Race! Bolt on ready to race. OEM modified. In stock, ready to ship. No core required. All assembled & shimmed by Pro Circuit. KIT INCLUDES: OEM PARTS: OEM Head Bolts Rings Seal Oil Shims Springs INSTALLED COMPONENTS: Head Modification Race Piston Camshaft Your Price: ($1704.99 – $2009.99) From Motosport.com

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Technorati Tags: cylinder heads for sale, pro circuit cylinder head, pro circuit modified cylinder heads, pro circuit stage 1, pro circuit stage 2 pro circuit stage 3

PRO CIRCUIT HIGH COMPRESSION PISTON KIT

($251.99 – $324.99)

DESCRIPTION:

• Increasing the compression is one of the only engine modifications that increases both low end torque and top end power.
• Whether your cylinder head is bone stock, or ported and polished, the results are the same… increased performance and fuel economy at every RPM.

Get it Now at Motosport.com

Technorati Tags: dirt bike engine modifications, dirt bike engine parts, dirt bike parts, high compression piston kit, pro circuit piston kit

WISECO PRO-LITE PISTON KIT 2-STROKE

($104.99 – $248.99)

DESCRIPTION:

Piston kits include: Wiseco forged high-performance piston, rings, wrist pin, circlips, needle bearing & top end gasket kit.

• Much stronger than stock.
• Tight tolerances for quiet running.
• More hours with peak performance between piston changes.

Get it Now at Motosport.com

Technorati Tags: 2- stroke piston, 2-stroke piston kit, dirtbike piston kit, wiseco piston kit, WISECO PRO-LITE PISTON, WISECO PRO-LITE PISTON KIT

COMPLETE TOP & BOTTOM END KIT

($276.99 – $609.99)

DESCRIPTION:

• This complete Top & Bottom End Kit has everything you need, all the quality parts, including a Wiseco Piston, to rebuild your motor.
• Includes: Hod Rods Crank, Bearings & Seals, Complete Gasket Kit & Wiseco Piston.

Get it Now at Motosport.com

Technorati Tags: bearing seals, dirt bike, Dirt Bike Bottom End Kits, gasket kit, hot rods crank, mx parts, top end kit, wiseco piston

WISECO PRO-LITE PISTON KIT 4-STROKE

($144.99 – $244.99)

DESCRIPTION:

Piston kits include: Wiseco forged high-performance piston, rings, wrist pin, circlips, & top end gasket kit.

• Much stronger than stock.
• Tight tolerances for quiet running.
• More hours with peak performance between piston changes.

Get It Now at Motosport.com

Technorati Tags: 4-stroke piston, end gasket kit, PISTON KIT 4-STROKE, top end kit, wiseco piston, WISECO PRO-LITE PISTON KIT