Overview Product Description Fits in stock chassis, no cutting or frame modifications necessary S&S B3 cylinder heads CNC-machined with two-bolt exhaust flanges S&S 635 easy-start gear drive cams and 1.725:1 rocker arms for .674" total lift S&S Super Stock™ T2 crankcases with reed breather valve three-piece flywheels S&S high-flow oil pump and cam cover S&S premium high-performance tappets Made in the U.S.A. Does not include carb/intake or ignition system. Must be purchased separately T143-specific or custom exhaust required. Oil line installation kit required. Product Videos Custom Field Fitment: Model HD Touring Fitment: Engine 99-17 Twin Cam Product Reviews Write a Review Write a Review × S&S Cycle S&S Cycle 310-0837A - T143 Long Block Engine - Black Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
S&S Cycle | sku: 0901-0239 S&S Cycle 310-0737A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0245 S&S Cycle 310-0833A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0250 S&S Cycle 310-0901A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0236 S&S Cycle 310-0548A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart Recommended S&S Cycle | sku: 0901-0239 S&S Cycle 310-0737A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0245 S&S Cycle 310-0833A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0250 S&S Cycle 310-0901A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0236 S&S Cycle 310-0548A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart × OK
S&S Cycle | sku: 0901-0245 S&S Cycle 310-0833A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0250 S&S Cycle 310-0901A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0236 S&S Cycle 310-0548A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart Recommended S&S Cycle | sku: 0901-0239 S&S Cycle 310-0737A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0245 S&S Cycle 310-0833A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0250 S&S Cycle 310-0901A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0236 S&S Cycle 310-0548A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart
S&S Cycle | sku: 0901-0250 S&S Cycle 310-0901A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0236 S&S Cycle 310-0548A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart
S&S Cycle | sku: 0901-0236 S&S Cycle 310-0548A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart
S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart
S&S Cycle | sku: 0901-0239 S&S Cycle 310-0737A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0245 S&S Cycle 310-0833A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0250 S&S Cycle 310-0901A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0236 S&S Cycle 310-0548A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart
S&S Cycle | sku: 0901-0245 S&S Cycle 310-0833A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0250 S&S Cycle 310-0901A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0236 S&S Cycle 310-0548A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart
S&S Cycle | sku: 0901-0250 S&S Cycle 310-0901A - T143 Long-Block Engine MSRP: $11,739.95 Was: Now: $10,565.96 Add to Cart S&S Cycle | sku: 0901-0236 S&S Cycle 310-0548A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart
S&S Cycle | sku: 0901-0236 S&S Cycle 310-0548A - T143 Long-Block Engine MSRP: $11,524.95 Was: Now: $10,372.46 Add to Cart S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart
S&S Cycle | sku: 0901-0248 S&S Cycle 310-0836A - T124LC Series Long Block Engine MSRP: $8,599.95 Was: Now: $7,838.00 Add to Cart