KB258020 1340cc Evo B.T. piston kit. +.020"
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Specifications
- Brand
- KB Performance Piston
- Part Number
- KB258020
- OEM Reference
- —
- Pack Quantity
- Sold as a set
- Category
- Pistons And Rings Kits
- VAT Rate
- 20%
About This Product
KB Performance flat-top piston kit for the 1984 to 1999 1340cc Evolution Big Twin. Sold as a set. Oversize is .020 inch. These are T6 heat-treated 390 hypereutectic aluminium with 16 percent silicone. These take tighter clearances than standard cast pistons. The top end runs quieter. Compression ratio is 8.5:1. The top compression ring needs additional clearance. Follow the instructions during assembly.
Manufacturer part number: KB258020.
Fitment
84-99 Evo Big Twin
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