S&S Cycle - S&S Performance Parts 2025 L - Volume 67

1999-'06

www.sscycle.com

95" Hot Set Up Kit Looking to go further? Consider the Hot Set Up Kits. These kits will put some stride in your glide. Pushrods, covers and hydraulic lifters are all included. Select from a variety of cylinder heads to achieve the compression ratio you desire or keep your stock heads. Kits include S&S Easy Start 570 or 585 chain drive camshafts. page 3-33

1 -2017-UP 2- 2007-'17 3 -1999-'06 4 -1984-'99 5 -1936-'84 6 -XL-RA1250 7 -BELTS & GASKETS 8 -TOOLS 9 -WARRANTY 10 -APPENDIX

98 & 97" Big Bore Kit Up the displacement of your Twin Cam® 88 to a whopping 98". This bolt-on cylinder kit adds significant displacement without any ma chining required to your engine. Stroke stays the same at 4.00". Bore increases from 3.750 to 3.937". This kit contains pistons, cylinders and all related parts, gaskets and instructions. page 3-32

106" Stroker Kit Stroke it! This performance package gives big displacement. The kit’s flywheel assembly increases your stroke from 4 3/8" to a hefty 4 ½" and bumps your 88" to 106". Oversize your stock cylinder bore from 3 ¾" to 3 7/8". No crankcase machining needed. Maintains stock engine height for easy installation. page 3-35

4" BORE BOLT-IN SIDEWINDER® BIG BORE KIT S&S 4" big bore cylinder and piston kits boost 88 and 96/103" Harley-Davidson® big twin engines to 100" and 110" respectively. These bolt-in kits don’t require any 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! page 3-31

124" Hot Set Up Kit Move to the ultimate in performance packages! Increase your bore to 41/8" and stroke to 45/8" to realize a massive 124 cubic inches of pure performance. This kit includes flywheel assembly, cylinders and pistons, S&S Easy Start 640 lift chain drive camshafts, hydraulic lifters, pushrods, covers, valve springs and rocker arms. Comes complete with all gaskets and instructions. Crankcases require boring to accept the larger cylinder spigots. page 3-34

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