Engine

Active filters
Direct replacements for OEM oil lines. Compression and NPT fittings are chrome-plated. Made in the USA.
- Direct replacements for OEM oil lines
- Compression and NPT fittings are chrome-plated
- Made in the USA
Premium S&S long block assembly with CNC heads, gear-driven cams, high-flow oiling, and Super Stock crankcases. Requires T143-specific or custom exhaust. Carb/intake and ignition sold separately.
The 90° Bend/Angled Valve Stem simplifies tire inflation on dual disc wheels with its direct 90° design, made from lightweight aluminum.
High-compression long block. Includes Super Stock™ heads, crankcase, high flow oil pump, cam cover, and easy start 640 gear drive cams. Special head machining fits stock length intake manifolds (S&S manifold size 410). Oil line installation kit required. No fuel system or ignition included. Made in the USA.