Engine
Active filters
Replacement part for valve stem kits, designed for reliable sealing and easy installation.
Vintage-style S&S engine package for '70–'99 custom chassis, featuring Super Stock® components and generator-area oil filter mounting for straightforward installation.
Replacement parts for valve stem kits that provide a reliable seal and help prevent leaks.
High-compression T124 long block with Super Stock heads and TC3 oil pump. Fits stock-length intake manifolds; head machining compensates for non-stock cylinder length. No fuel or ignition systems included. Not compatible with Softail models.
Replacement parts for valve stem kits. Ideal for maintenance and repairs.
Long block engine with Super Stock™ heads and stock-style breathing; does not include fuel or ignition components.
High-performance S&S T143 long block with CNC-machined B3 heads and Super Stock T2 crankcases. Does not include carburetor, intake, or ignition; exhaust required.
Complete T-Series long-block with Super Stock™ heads and T2 crankcase; fits stock-length intake manifolds and stock-style air cleaners.
Complete T143 long block assembled with S&S performance components. Fits stock chassis; exhaust and ignition/carbs sold separately.
- High compression long block with special head machining for stock length intake manifolds (S&S manifold size 410)
- Includes Super Stock™ heads, crankcase, high flow oil pump, cam cover, and easy start 640 gear drive cams
- Stock style breathing system compatible with stock and most performance air cleaners
- No fuel system or ignition systems included; oil line installation kit required
- Made in the USA
High-compression long block; oil line kit required. No fuel or ignition systems included. Compatible with stock-length intake manifolds and most air cleaners.
Complete T-series long block with Super Stock™ heads; revised oil routing for '99–'06 Touring models and no fuel or ignition systems included.
Complete T143 long block with S&S performance components; fits in stock chassis. Does not include carb/intake or ignition.
- Super Stock™ heads and crankcase
- Easy start 585 gear drive cams with redesigned cam cover
- TC3 oil pump and cam plate
- Made in the USA
- Intake system not included; compatible with stock or aftermarket systems
- '99-'05 style cylinder heads; '06 models require '99-'05 offset intake flanges
- Revised oil routing removes need for oil line kit on '99-'06 Touring models
High-compression long block; oil line installation kit required; no fuel or ignition systems included; fits stock-length intake manifolds (S&S manifold size 410); includes Super Stock™ heads and 640 gear drive cams; made in USA.
Drop-in T143 long block built with S&S components for a high-performance upgrade that fits stock chassis.
- Complete long block assembled with S&S high-performance components.
- T143-specific or custom exhaust required.
- Does not include carb/intake or ignition system.
- Fits in stock chassis; no cutting or frame modifications required.