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PERFORMANCE MOTORCYCLE PARTS AND KITS FOR AMERICAN V-TWINS

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S&S® T124V Engines

S&S T124V Engine

The T124V is a 124 cubic inch dual cam engine that bolts directly into 1984–'99 chassis designed for a Harley-Davidson® Evolution® engine. This allows an increased displacement and upgrade to 1999–up dual cam technology at the same time. Great for custom bike builds using 1984–'99 aftermarket frames. Features S&S gear drive cams and billet oil pump. Available for carbureted and fuel injected models.

Fitment

  • 1995–'98 fuel injected chassis
  • 1984–'99 carbureted chassis
  • Custom chassis designed for Evolution engine

Features and Benefits

  • 124" displacement for great performance
  • S&S Easy Start® gear drive cams and billet oil pump
  • Comes with S&S oil filter and Mobil 1® 20W-50 synthetic oil
  • Silver powdercoat, wrinkle black powdercoat, and polished finish; diamond cut finishes are available, but have longer lead times

 Fuel Injected Engines (1995-'98)

  • Single bore EFI throttle body with S&S teardrop air cleaner
  • Magneti Marelli® style S&S Variable Fuel Injection (VFI) module with built-in three stage engine overheat protection
  • Closed loop fuel system, dual oxygen sensors provide air-fuel ratio feedback for correct fuel delivery under any condition
  • Included S&S ProTune II software provides base fuel maps for most aftermarket exhaust systems 
  • One-year warranty

Dyno chart for T124V

Carbureted Engines (1984-'99)

  • S&S Super G carburetor with slotted the Slasher™ air cleaner cover
  • Guardian feature ensures proper engine break-in and protects engine with a low rev-limiter for first 24-hours of operation
  • Knock sensing ignition control prolongs engine life by automatically adjusting timing to eliminate knock by learning and storing ignition requirements of the engine
  • Logs engine data, diagnostic test codes and history items, which can be viewed via a PC when equipped with diagnostic cable and software part #55-5075.
  • Extended two-year warranty



S&S® T124V Engine Specs

Displacement Bore Stroke Camshaft Piston Type Compression Ratio
124" 4 1/8" 4 5/8" 640GP S&S forged 10.8.1

 

S&S® T124V Engines 

Chassis Style Fuel Delivery Ignition Warranty Silver Black Diamond Cut Black Polished Fully Polished Diamond Cut Fully Polished
1984-'99 Carb S&S Super G Carb IST® 2 Years 106-4338  31-9713 106-0803 31-9714 106-0798  106-0793
1995-'98 FI Magneti Marelli® style VFI VFI 1 Year 106-4330 106-0517 106-0804 Special Order 106-0799 106-0794
      
Not legal for sale or use on CA or EPA pollution controlled vehicles.

 

Note:
If an aftermarket exhaust or intake system is used, the fuel maps must be modified. It is highly recommended that this tuning be done by a certified S&S® VFI tuning center. Visit
our dealer locator to locate your nearest certified S&S VFI tuning center or to download maps for the S&S VFI system here.