S&S 129" M8 POWER PACKAGE FOR 107" OIL COOLED MODELS

107" to 129" Big Bore Kit: Available With or Without Fin Highlighting Bolt-On Kit — No Case Machining Required 4.320" Bore Forged Pistons 11.1 Compression Ratio Oil Pump/Cam Plate: Precision Machined from Billet Aluminum Independent Scavenge Sections for Flywheel Cavity & Cam Chest Debris Screens in Both Scavenge Pickups Magnet in Cam Chest to Help to Stop Debris from Entering Oil Pump 44% Flow Increase on Supply Side & 58% Flow Increase on Scavenge Side Pressure Relief Valve is Adjustable with Unit Installed in Engine Kits Now Include Updated Oil Pump with Groove for Optional OEM Oil Seal Pushrods: Quickee Pushrods Chrome or Black Pushrod Tubes Available Tappets: Hand Assembled to Exacting Tolerances Reduced Valve Train Noise from Start Up to Shut Down Close Tolerances for Low Leak Down Rates Fast Pump Up and Superior High RPM Performance Tappet Cuffs: Hard Anodized Black Coating Billet Aluminum Construction Improve Tappet Stability in High Lift & High RPM S