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S&S CYCLE Power Pack 550G Oil Cooled Kit for 107" M8 Engines - Wrinkle Black with Chrome Pushrods
Regular price $3,497.95 USD
Power Pack - Oil Cooled - 550G - Wrinkle Black w/Highlight - Chrome Pushrod Tubes - 107" M8 Enhance your Harley-Davidson M8...
Lease for as low as $/week
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Power Pack - Oil Cooled - 550G - Wrinkle Black w/Highlight - Chrome Pushrod Tubes - 107" M8
Enhance your Harley-Davidson M8 engine with the S&S CYCLE Power Pack 550G oil-cooled upgrade kit designed for 107-inch models. This performance package features a big-bore bolt-on kit that increases engine displacement from 107 inches to 129 inches without the need for case machining, allowing for a straightforward installation process. The kit includes 4.32-inch bore cylinders with an 11.0:1 compression ratio forged pistons, delivering increased power and efficiency. Constructed with high-quality components, the system includes an S&S oil pump and cam plate finished in blue anodized for durability and style, ensuring reliable oil flow and engine cooling during high-performance operation.
Features:
- Bolt-on big-bore kit increases engine displacement from 107" to 129" without case machining
- 4.32" bore cylinders with 11.0:1 compression ratio forged pistons for increased power
- S&S oil pump and cam plate with blue anodized finish for enhanced durability
- Removable passage plugs for easy servicing and maintenance
- Independent scavenge sections for flywheel cavity and cam chest improve oil flow and filtration
- Debris screens in both scavenge pickups prevent contaminants from entering the oil system
- Magnet in cam chest helps prevent debris from entering the oil pump, protecting engine components
- Increased oil flow capacity on both feed and scavenge sides enhances cooling and lubrication
- Adjustable pressure relief valve allows fine-tuning of oil pressure with the kit installed
- Quickee pushrods for reliable valve operation
- S&S premium tappets and hard-anodized, black-coated billet aluminum tappet cuffs ensure durability
- Designed for big bore applications with S&S 550 cams compatible with cams up to 0.605" lift
- High-performance conical single wire valve springs support increased lift and RPM
- Made in the USA with quality craftsmanship and materials
- Compatible with VVT models; not suitable for trike configurations
- Includes chrome-plated pushrod tubes; intake/rocker cover gaskets not included
