Description
S&S 88" to 100" Sidewinder Big Bore Piston & Cylinder Kit for Harley Davidson Twin Cam
Upgrade to the biggest bolt-in big bore kit S&S makes for 1999-2006 Harley-Davidson Twin Cams. These bolt-in kits do not require machining, rebalancing or engine removal, and include just about everything you’ll need to complete the installation. The biggest cylinder bore that can be installed in a stock crankcase without machining!
Just swap the stock cylinders and pistons for these S&S 4" big bore parts and you're ready to rock with up to 100HP! S&S measured a 72.95 to 100.30 HP increase with for a stock 88". They additionally used S&S 585 cams, Power Tune headers, slip-on mufflers, the stock EFI throttle body and a S&S Stealth air cleaner.
Features:
- Bolt-on kit, fits stock 88" models with stock 4" stroke
- Huge displacement increase means huge power increase
- Low friction Ductile Cast Iron liner
- 10.5:1 Compression makes for a very enjoyable and dependable engine that also responds well to performance cams
- 88" engines are boosted to 100"
- Complete kits include cylinders, pistons, gaskets, and instructions
- Instruction manual available here 510-0578 100_110 Kits.pdf
- Service bulletin
Shipping and Delivery Times:
We process all orders from our warehouse in Falkenberg, Sweden, ensuring prompt shipment. All packages are shipped with DHL.
Understanding Stock Information:
- In stock: In stock at Customhoj, it will ship to you within the time listed. For EU countries, delivery typically occurs within 2–5 business days after dispatch.
- Sold Out: Currently out of stock at Customhoj, but we expect to have it back soon! Please feel free to contact us for information on when the product will be available again.
When purchasing products with multiple variants, the stock status will be automatically updated as you select the specific variant you wish to buy.
Our commitment to timely shipping ensure that you receive your order as quickly as possible.
30-Day Return Policy - No Questions Asked:
If you are not entirely satisfied with your order, whether you need to change sizes or have other concerns, we offer a full 30-day return policy from the day you receive your order. Return shipping costs apply.
Please note that the right to return does not apply to products that are personalized, or manufactured upon order. See our return policy for complete details and conditions.
If you have any further questions or require assistance with your order, please don't hesitate to reach out to us!
If you have any questions about this product we are happy to answer them!
Reach out to us by phone, email or on Facebook below:
Phone: +46 (0) 920 224 878
Email: support@customhoj.com