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* This kit offers stock signal relocation from the fender to the license plate area
contributing to reduce the wear of the tyre and hence increase the mileage
and synthetic nubuck
Part #: JM-5831 Mfg #: 5831 Type Tool - Socket Units Each Weight 1
• The strongest studs & bolts available
Keith Black Pistons KB258.010 +.010" Flat Top Pistons w/8.6:1 Compression Ratio for Big Twin 84-99 w/Evolution Engine * This kit offers stockFeatures & Benefits: * Bore = 3. 508in. * 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 # 21942 83 Tech Tips: * 8. 6: 1 Compression Ratio with 80cc Head Chamber Volume. * Follow Ring End Gap & Piston to Cylinder Clearances as per the