The Ford Barn

SeaSlugs · 03-14-2017, 10:44 PM

CHECKING COMPRESSION RING GAPS
RECOMMENDED
AUTOMOTIVE COMPRESSION
RING GAP CLEARANCES
Cylinder .............................Ring Gap
bore Diameter............... Ring Gap Tolerance
1.0000" to 2.3624".......... .006 to .014
2.3625" to 2.9524".......... .008 to .016
2.9525" to 3.5424".......... .010 to .020
3.5425" to 4.3299".......... .012 to .022
4.3300" to 5.1174".......... .014 to .026
5.1175" to 5.9049".......... .016 to .030
5.9050" to 6.8899".......... .020 to .035
6.8900" to 8.9999".......... .024 to .041

I got that off a different forum and they got it from hastings the piston ring manufactuers site. No idea if its relevant but a piston is a piston and ring a ring...i think

03-14-2017, 10:44 PM	#2
SeaSlugs Senior Member Join Date: May 2010 Location: Central, IL Posts: 3,968	Re: Piston ring end gap CHECKING COMPRESSION RING GAPS RECOMMENDED AUTOMOTIVE COMPRESSION RING GAP CLEARANCES Cylinder .............................Ring Gap bore Diameter............... Ring Gap Tolerance 1.0000" to 2.3624".......... .006 to .014 2.3625" to 2.9524".......... .008 to .016 2.9525" to 3.5424".......... .010 to .020 3.5425" to 4.3299".......... .012 to .022 4.3300" to 5.1174".......... .014 to .026 5.1175" to 5.9049".......... .016 to .030 5.9050" to 6.8899".......... .020 to .035 6.8900" to 8.9999".......... .024 to .041 I got that off a different forum and they got it from hastings the piston ring manufactuers site. No idea if its relevant but a piston is a piston and ring a ring...i think __________________ 1929 Model AA - Need long splash aprons!