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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
Includes Ring Gear: No Manufacturer Part Number: 321-30-02012 Warehouse Part Number: B-321-30-02012
(1) Throttle body gasket
* Covers can be gently hand massaged into the normal Locaction if required
• Stretch panels for dexterity
Keith Black Pistons KB305.020 +.020" Dome Top Pistons w/9.6:1 Compression Ratio for Big Twin 84-99 w/Evolution Engine Includes Ring Gear: No ManufacturerFeatures & Benefits: * Bore = 3. 518in. * 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. Tech Tips: * 9. 6: 1 Compression Ratio with 80cc Head Chamber Volume. * Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers
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