S&S Cycle V80 Evolution Complete Engine for 1984-1999 Harley-Davidson Big Twin
For riders who want more out of their Evolution-era Harley without going big-inch, the S&S V80 complete engine is a ready-to-ride solution. It installs into any stock-frame Big Twin chassis and delivers a noticeably stronger, more responsive ride — with everything you need to fire it up already included.
Key Features
- Complete engine assembly — carburetor, camshaft, and ignition included, ready for installation
- Same displacement and external dimensions as the stock 1984-1999 HD Evolution engine — fits stock frames without modification
- S&S Super E carburetor for proven, reliable fueling performance
- S&S 508 camshaft for improved power delivery over stock
- High-flow S&S cylinder heads for enhanced breathing and performance
- S&S Super Stock single-fire ignition included
- Carbureted only — not compatible with EFI applications
- Natural finish available as special order
- Two-year warranty
Technical Specifications
- Displacement: 80 cubic inches (V80)
- Engine Type: Evolution-pattern V-twin, complete assembly
- Carburetor: S&S Super E (included)
- Camshaft: S&S 508 (included)
- Cylinder Heads: High-flow S&S
- Ignition: S&S Super Stock single-fire (included)
- Fuel System Compatibility: Carbureted only — not EFI-compatible
- Finish Options: Black (stock), Natural (special order)
- Dimensions — Black Finish (L x W x H): 26.5″ x 24.56″ x 20.06″
- Dimensions — Natural Finish: Pending supplier verification — contact us before ordering
- Warranty: Two years
- Emissions: Not legal for sale or use in California on pollution-controlled motor vehicles. Not legal for sale or use on any EPA pollution-controlled motor vehicle.
Fitment Notes
- Fits all 1984-1999 Harley-Davidson Evolution Big Twin chassis, including Softail, FXR, Dyna, and Touring platforms
- Also compatible with custom frames designed for alternator-style Evolution primary, 1970-1999
- No frame modification required — same external dimensions as stock Evolution engine
- Not compatible with EFI applications — carbureted configuration only
- Natural finish is a special order item — contact us for lead time before purchasing
- Review the Fitment tab for a complete year and model breakdown
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