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Keith Black Pistons KB258.005 +.005" Flat Top Pistons w/8.6:1 Compression Ratio for Big Twin 84-99 w/Evolution Engine • Positioning lever has smooth

SKU: 38220191505

4.8
USD218.00 USD247.00

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Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 5 - Aug 10

Description

• Positioning lever has smooth (ball bearing) motion and firm position detents to prevent accidental shifting by motor vibration

mesh lining and white stitched lower beading

The legendary comfort of the FASTBACK ENDURANCE makes these motocross boots a must-have for riders seeking performance and all-day comfort in any condition

FEULING® HIGH FLOW camplate

• Gaskets are replacement for OEM O-rings

Keith Black Pistons KB258.005 +.005" Flat Top Pistons w/8.6:1 Compression Ratio for Big Twin 84-99 w/Evolution Engine • Positioning lever has smoothFeatures & Benefits: * Bore = 3. 503in. * Stroke = 4. 250in. * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled engines. * Low thermal expansion rate = tighter piston to cylinder clearance. * Complete kit includes: two pistons, rings, wrist pins and clips. * Replaces OEM # 21941 83 Tech Tips: * 8. 6: 1 Compression Ratio with 80cc Head Chamber Volume. * Follow Ring End Gap & Piston to Cylinder Clearances as per the

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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