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S&S, 4-18/"Bore piston rings set. Std. For Harley Davidson

S&S, 4-18/"Bore piston rings set. Std. For Harley Davidson

Usual price 82.27 €
Usual price Offer price 82.27 €
Offer Exhausted
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S&S Chr/Mole Replacement Piston Ring Set.
Fits All S & S 4-1/8 "Bore Super Sidewinder Plus (Incl. TC).
STD Cyl. Bore: 4.25 "(107.95mm).
Note Compression Ring Gap: To Determine The Correct Ring Gap On Your Newly Installed Rings Is Vary Important.
To Too Narrow Gap May results in premature piston ring/cylinder wall wear or even seizure, possibly breaking rings and/or damage to pistons and/or cylinder walls, and so on.
A piston gap that is Wider Than needy Will result in Needless Compression Loss and reduced Engine Efficient.
Recommended Ring Gap Is .004 "Per Inch of Cylinder Diameter for Street Engines.
FOR 3-5/8 "(3,625") Bore Engine Piston Ring Gap Would Be 3.625 "x .004" = .0145 ". (.0145" x 25.4 = 0.3683mm or, When Rounded of, 0.37mm).
INFORMATION PROVIDED BY S&S CYCLE, INC.

Fits:> All S&S SSW+ Engines (Evo & Twin Cam Style)
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