Posted By: 440Jim
Valve Spacing, piston relief location - 05/06/21 01:13 PM
The topic about Jesel 440-1 rockers and Indy 572-13 heads got me wondering about the valve angles, valve spacing, and location.
My internet searches produced little info, so tell me what you know.
Cyl Head ________Angle__Spacing__Exh____Int offset
Stock 440 _______15 deg
Indy 440-1 ______15 deg
Indy 572-13 _____13 deg
Koffels B1 original 15 deg
Koffels B1-MC ___15_deg
My internet searches produced little info, so tell me what you know.
Cyl Head ________Angle__Spacing__Exh____Int offset
Stock 440 _______15 deg
Indy 440-1 ______15 deg
Indy 572-13 _____13 deg
Koffels B1 original 15 deg
Koffels B1-MC ___15_deg