WISECO - K1607 - Piston Kit - +0.020” - Big Twin
The top end is where power is made and where cut corners come back to haunt you. For +0.020” / Big Twin engines, the WISECO K1607 piston kit offers a rebuild-ready solution manufactured to exceed OEM tolerances. Forged from high-silicon aluminum alloy for maximum strength and dependability. Kit Includes pistons, rings, retainer clips and chrome piston pins. Compression Ratio: 9.0:1. Run it with quality rings and fresh gaskets, and the K1607 gives you a bottom end rebuild that lasts.
Features
- Forged from high-silicon aluminum alloy for maximum strength and dependability
- Kit Includes pistons, rings, retainer clips and chrome piston pins
- Includes X-Ring package (0.062" top ring, 0.062" compression ring, and 0.158" oil ring)
- Pistons are made in the USA
Specifications
- Compression Ratio: 9.0:1
- Displacement: 1220 cc
- Product Name: Rebuild Kit
- Bore - Oversize: +0.020"
- Type: Top End
- Color/Finish: Aluminum
- Piston Head Shape: Large Dome +52.0 cc
- Riding Style: Street
- Piston Diameter: 3.454"
- Piston Material: Forged
- Skirt Coating: Non-Coated
- Stroke Length: 3-31/32"
- Units: Kit
- Bore - Oversize: +0,020"
- Bore Size: 3.457"
Frequently Asked Questions - WISECO - K1607 - Piston Kit - +0.020” - Big Twin
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
