The 'E' Type Forum • S1 and S2 flywheels what is the difference

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#1 S1 and S2 flywheels what is the difference

Posted: Wed Aug 20, 2025 11:23 am

by phoenix

AS in the heading can anyone tell me the difference i.e. dimensions of both. Thanks

#2 Re: S1 and S2 flywheels what is the difference

Posted: Wed Aug 20, 2025 2:30 pm

by mgcjag

4.2s are the same...3.8 has less teeth(104).....Steve

#3 Re: S1 and S2 flywheels what is the difference

Posted: Wed Aug 20, 2025 3:28 pm

by david muir

3.8 weighs 18lbs, think 4.2 is heavier.