Showing 1–12 of 33 results
Features & Benefits:-* Upgrades Milwaukee-Eight 114ci to 128ci * 114ci to 128ci Big Bore Kit* 4.250in. Bore* 4.500in. Stroke (4-1/2in.)* Forged Pistons.* 11.1 Compression Ratio.* Wrinkle Black Finish.* With Highlighted Fins.* Bolt-on Kit.* No Crankcase Machining Required.* Includes Gaskets & Hardware.Tech Tips:-* Will Not Fit 107ci Models.* Use Care during assembly to avoid damage to…
Features & Benefits:-* Crafted from strong, billet 6061 T6 aluminum* Patent Pending Dual Spray Technology for uniform piston cooling* Revised spray locations for more effective cooling* Anodized in S&S Performance Blue* Shortened nozzle for increased rod clearance* Includes all necessary hardware and gaskets* Sold as a Pair* These are a must for anyone removing M8…
Features & Benefits:-* Upgrades Milwaukee-Eight 114ci & non-CVO 117ci to 132ci * 4.320in. Bore.* 4.500in. Stroke (4-1/2in.).* Forged Pistons.* 11.1 Compression Ratio.* Wrinkle Black Finish.* Without Highlighted Fins (Typically FXFB).* Bolt-on Kit.* No Crankcase Machining Required.* Includes Gaskets & Hardware.* Includes Cam Cover BadgeSuggested Additional Purchase:Dual spray piston cooling jet kit # SS310-1203Tech Tips:-* Will…
Features & Benefits:- * Super Duty KB Forged Coated Anodized Piston Kit.* Big bore 120in. piston kit for Milwaukee 8. * Factory 114in. and 117in. cylinders are used to bore to 4.125in..* No head modification required.* Anodized top ring groove and crown.* Line2Line abradable skirt coating applied to .003in. total thickness for a Zero initial…
Cylinder Studs: Features & Benefits:-* 4140 Chrome Moly studs, oil quenched and tempered to 39-44 HRC* 180,000psi Tensile Strength * Rounded thread roots, rather than flat, improving fatigue strength* Positive stop shoulder allows for consistent installed heightHead Bolts: Features & Benefits:-* Heat Treated 8640 Steel.* 200,000 psi Ultimate Tensile Strength.* 14% increases in strength over…
Features & Benefits:-* Upgrades Milwaukee-Eight 117ci CVO models to 132ci * 4.320in. Bore* 4.500in. Stroke (4-1/2in.)* Forged Pistons.* 11.1 Compression Ratio.* Black Granite Finish With Highlighted Fins.* Bolt-on Kit.* No Crankcase Machining Required.* Includes Gaskets & Hardware.* Includes Cam Cover BadgeSuggested Additional Purchase:Dual spray piston cooling jet kit # SS310-1203Tech Tips:-* Use Care during assembly…
S&S has been building big bore kits since the 60s and has it down to an absolute science. Our latest efforts are aimed at the Milwaukee Eight® platform and open up a whole new level of performance for these engines. Combining a new design forged piston with their 4.320in. cylinders to net a tire melting…
Features & Benefits:-* Upgrades Milwaukee-Eight 114ci & non-CVO 117ci to 132ci * 4.320in. Bore* 4.500in. Stroke (4-1/2in.)* Forged Pistons.* 11.1 Compression Ratio.* Wrinkle Black Finish.* With Highlighted Fins.* Bolt-on Kit.* No Crankcase Machining Required.* Includes Gaskets & Hardware.* Includes Cam Cover BadgeSuggested Additional Purchase:Dual spray piston cooling jet kit # SS310-1203Tech Tips:-* Will Not Fit…
Features & Benefits:-* Upgrades Milwaukee-Eight 107ci to 124ci. * 4.320in. Bore.* 4.375in. Stroke (4-3/8in.).* Forged Pistons.* 11.1 Compression Ratio.* Wrinkle Black Finish.* Without Highlighted Fins (Typically FXBB, FLSL & FXFB).* Bolt-on Kit.* No Crankcase Machining Required.* Includes Gaskets & Hardware.* Includes Cam Cover BadgeSuggested Additional Purchase:Dual spray piston cooling jet kit # SS310-1203Tech Tips:-* Will…
Features & Benefits:-* ID # 12873* Bore = 4.310in. * Stroke = 4.500in.* Fully CNC machined* Balanced to +/- 1 gram* Double forced pin oilers* Forged from high strength 2618 alloy* Designed for maximum performance, horsepower and reliability* Complete kit includes two pistons, ring sets, wrist pins and clipsTech Tips:-* Suggested additional purchase – top…
* Steel 1.0mm Top Ring, 4.250 bore* Sold per cylinder/piston* Middle Ring = 2-MS28-4250-THG* Bottom Ring = 3-D30-4250-0
* 1.0mm Steel Napier Back Cut 2nd Ring, 4.250 bore, Taper Hook Grove* Sold per cylinder/piston* Top Ring = 1-MS18-4250* Bottom Ring = 3-D30-4250-0
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