Daytona Japan Rocker Arm 80559 for Big Twin 1966-1984
$135.37
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Daytona Japan Rocker Arm 80559 for Big Twin 1966-1984
$135.37
Restore reliable valvetrain performance with the Daytona Japan rocker arm engineered specifically for classic Shovelhead powerplants. Designed as a direct replacement for OEM # 17375-66, this precision-crafted component functions seamlessly in either the rear intake or front exhaust position.
Built to meet strict manufacturing standards, it ensures smooth valve operation and enduring strength under demanding engine conditions. It pairs perfectly with standard replacement rocker shafts to deliver dependable valvetrain geometry and longevity.
Key Features
| Brand | Daytona Japan |
| Manufacturer Part Number | 80559 |
| Product Type | Rocker Arm |
| Position | Rear Intake or Front Exhaust |
| Replaces OEM # | 17375-66 |
| Compatible Rocker Shaft | BAI-04-0986 or JM-17611-66B |
| Fitment | Big Twin 1966-1984 |
| Shipping Weight | 0.4 kg |
Highlights
- Direct replacement for OEM # 17375-66
- Fits Big Twin 1966–1984 engines
- Suitable for rear intake or front exhaust applications
- Compatible with standard replacement rocker shafts BAI-04-0986 and JM-17611-66B
Compatibility
Fits Big Twin models from 1966 to 1984. Specifically designed for installation in the rear intake or front exhaust rocker position.
Frequently asked questions
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