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V-TWIN ENGINES
G2/S&S 124” B2 Head Dual Cam Engines

The most sought after performance based 124” engine is now available from G2 Motorsports. VFI and carb version S&S Cycle assembled engines are in stock and ready to ship. These high horsepower output engines are assembled with the ever popular B2 heads, which have oversize intake and exhaust valves and are capable of producing over 170 rear wheel horsepower with a few modifications. Unassembled engines in natural finish with pork chop flywheels are also available. Pricing starting at $8,795.
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This dyno chart shows the results for a 124" 1999 Dyna® with S&S SA B2 heads, a 2.150" venturi Super D carb, the S&S IST Ignition, 2-1/4" drag pipes, and S&S 675 cams. The excellent, wide midrange torque band makes this an excellent combination for high performance street applications as well as the racetrack.
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This dyno chart shows the results for a 124” S&S SA B2 head engine with the G2 upgrade with only 640 cams - AHDRA 124 Challenge Class legal.
31-9684 – 124 TC B2 Natural Unassembled
31-9636 – 124 TC B2 PWFW Natural Unassembled
31-9744 - 124 V2 TC B2 Natural Unassembled
31-9638 – 124 V2 B2 PCFW Natural Unassembled
Contact us today!
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