View cart “4-1/4in. Stroke Flywheel Assembly. Fits Evolution Big Twin 1984-1999.” has been added to your cart.
Showing 49–64 of 109 results
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$2,949.00
Note: This S&S 4-1/2in. stroke flywheel assembly when used with 3-7/8in. cylinders creats 106 cubic inch’s1. Purchase S&S 3-7/8in. piston kit # SS92-1210 & bore your current cylindersFeatures & Benefits:-* 2003-2006 motors must be upgraded to the stronger Timken Crankcase Bearing & Sleeve # SS31-4013 & JM-956* Heat-treated 4140 material is harder and 114% stronger…
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$3,036.00
Features & Benefits:-* Includes new Sprocket Shaft Race for OEM type Main Bearing.* Replaces the Stock Crankshaft in 96ci,103ci & 110ci Engines.* OEM style Tapered Wristpin Ends allow use of OEM Pistons.* 7.659in. length Connecting Rods.* Heat-treated 4140 material is harder & stronger than stock.* Harder material eliminates the need for Thrust Washers.* Larger diameter…
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$3,002.00
Features & Benefits:-* Without Sprocket Shaft Race for use with the Timken Bearing Upgrade.* Replaces the Stock Crankshaft in 96ci,103ci & 110ci Engines.* OEM style Tapered Wristpin Ends allow use of OEM Pistons.* 7.659in. length Connecting Rods.* Heat-treated 4140 material is harder & stronger than stock.* Harder material eliminates the need for Thrust Washers.* Larger…
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$3,036.00
Features & Benefits:-* Heat-treated 4140 material is harder & 114% stronger than stock.* Harder material, eliminates thrust washer.* Larger 1.671in. diameter crankpin.* Designed with increased cross-sectional area for increased crank-pin clamping force – No welding required.* Integral mainshafts – Eliminates two potential points of weakness.* Consistent balance and precision machining – Truer flywheels & less…
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$2,949.00
Features & Benefits:-* Also Fits Dyna 1999-2005.* Also Fits Touring 1999-2006.* 2003-2006 motors can be upgraded to the stronger Timken Crankcase Bearing.* Heat-treated 4140 material is harder and 114% stronger than stock.* Harder material, eliminates thrust washer.* Larger 1.671in. diameter crankpin.* Designed with increased cross-sectional area for increased crank-pin clamping force – No welding required.*…
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$3,002.00
Features & Benefits:-* Heat-treated 4140 material is harder and 114% stronger than stock* Harder material, eliminates thrust washer* Larger 1.671in. diameter crankpin * Designed with increased cross-sectional area for increased crank-pin clamping force – No welding required!* Integral mainshafts – Eliminates two potential points of weakness* Consistent balance and precision machining – Truer flywheels and…
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$3,229.00
The Crankshaft is the heart of any performance engine and S&S Cycle has been perfecting the art for over six decades. Stronger, more durable, and trued to a spec others can only dream of, our new crankshaft assemblies for the Milwaukee-Eight platform are the best of the best to build your high performance engine around.Fitment…
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$3,229.00
The Crankshaft is the heart of any performance engine and S&S Cycle has been perfecting the art for over six decades. Stronger, more durable, and trued to a spec others can only dream of, our new crankshaft assemblies for the Milwaukee-Eight platform are the best of the best to build your high performance engine around.*…
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$2,983.00
The Crankshaft is the heart of any performance engine and S&S Cycle has been perfecting the art for over six decades. Stronger, more durable, and trued to a spec others can only dream of, our new crankshaft assemblies for the Milwaukee-Eight platform are the best of the best to build your high performance engine around.*…
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$2,983.00
The Crankshaft is the heart of any performance engine and S&S Cycle has been perfecting the art for over six decades. Stronger, more durable, and trued to a spec others can only dream of, our new crankshaft assemblies for the Milwaukee-Eight platform are the best of the best to build your high performance engine around.*…
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$3,009.00
S&S has been making stock bore stroker kits since the early 1960s. TheyÂ’re still popular today due to the excellent power gains for the money, as well as the easy installation. Stock bore strokers reuse the stock cylinders and crankcase, so the kits are economical to buy.Features & Benefits:-* 89ci Using this 4/5/8in. flywheel &…
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$2,668.00
Features & Benefits:-* Stock Replacement.* 1990-1999 models require purchase of pinion shaft conversion kit # SS33-4148.Proudly Made in the USA by S&S Cycle !
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$3,002.00
Features & Benefits:-* Requires the Timken Bearing Sprocket Shaft Crankcase Sleeve & Tool Kit # JM-959.* Requires Timken Bearing Assembly # SS31-4013.* 3 Piece Assemblies.Tech Tips:-* These flywheels are replacement flywheels for the SE 120R. When installing these flywheels in a Harley-Davidson case, they need to run the HD piston oiling jets – not the…
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$34.00
Features & Benefits:-* 1/2-20 Plug.* Includes O’Ring.Proudly Made in the USA by S&S Cycle !* Replaces OEM # 60348-65
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$92.00
Fitment Details:-* Fits Evo Big Twins 1984-1999 Models with Forward Controls or FloorboardsFeatures & Benefits:-* Beautifully highlight the transition from cylinder to engine case. * The perfect complement to Kuryakyn Inner Primary Covers, sold separately.Proudly Made by Kuryakyn !
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$4,301.00
The demand for performance-based bagger parts is growing, and these M8 engines are creating more power daily. All that power requires a quality base that the stock cases can’t provide. That’s where the new S&S M8 Crankcases come in! Designed to allow for larger bores, scrape more oil, and offer more reliability, all while fitting…
Showing 49–64 of 109 results