Gapless Rings Instructions
NOTE: These are general gapping recommendations and are not to be considered absolute.
State of engine tune, operating environment and personal experience must also be considered.
If for any reason you are in question of these general guidelines, please call (800) 874-2753 or e-mail [email protected] prior to final assembly.
Gapless Top Rings
|
APPLICATION
|
FUEL
|
TOP RING
|
SECOND RING
|
OIL RAIL
|
Street, strip, circle
|
Gas, Alky, E85
|
Bore X .0045"
|
Bore X .0045"
|
Min .015"
|
Nitrous up to 150 HP
|
Gas, Alky, E85
|
Bore X .0055"
|
Bore X .0055"
|
Min .015"
|
Nitrous 150 HP - 350 HP
|
Gas, Alky, E85
|
Bore X .0065"
|
Bore X .0065"
|
Min .015"
|
Nitrous 350 HP+
|
Gas, Alky, E85
|
Bore X .008"
|
Bore X .008"
|
Min .015"
|
Mild boost up to 15lb
|
Gas, Alky, E85
|
Bore X .0055"
|
Bore X .0055"
|
Min .015"
|
Medium boost 15-30lb+
|
Gas, Alky, E85
|
Bore X .007"
|
Bore X .007"
|
Min .015"
|
High Boost 30lb+
|
Gas, Alky, E85
|
Bore X .008"
|
Bore X .008"
|
Min .015"
|
Mild boost up to 15lb
|
Nitro
|
Bore X .006"
|
Bore X .006"
|
Min .015"
|
Medium boost 15-30lb
|
Nitro
|
Bore X .008"
|
Bore X .008"
|
Min .015"
|
High Boost 30lb+
|
Nitro
|
Bore X .009"
|
Bore X .009"
|
Min .015"
|
Gapless Second Rings
|
APPLICATION
|
FUEL
|
TOP RING
|
SECOND RING
|
OIL RAIL
|
Street, strip, circle
|
Gas, Alky, E85
|
Bore X .0045"
|
Bore X .0045"
|
Min .015"
|
Nitrous up to 150 HP
|
Gas, Alky, E85
|
Bore X .0055"
|
Bore X .0055"
|
Min .015"
|
Nitrous 150 HP - 350 HP
|
Gas, Alky, E85
|
Bore X .0065"
|
Bore X .0065"
|
Min .015"
|
Nitrous 350 HP+
|
Gas, Alky, E85
|
Bore X .008"
|
Bore X .008"
|
Min .015"
|
Mild boost up to 15lb
|
Gas, Alky, E85
|
Bore X .0055"
|
Bore X .0055"
|
Min .015"
|
Medium boost 15-30lb+
|
Gas, Alky, E85
|
Bore X .007"
|
Bore X .007"
|
Min .015"
|
High Boost 30lb+
|
Gas, Alky, E85
|
Bore X .008"
|
Bore X .008"
|
Min .015"
|
Mild boost up to 15lb
|
Nitro
|
Bore X .006"
|
Bore X .006"
|
Min .015"
|
Medium boost 15-30lb
|
Nitro
|
Bore X .008"
|
Bore X .008"
|
Min .015"
|
High Boost 30lb+
|
Nitro
|
Bore X .009"
|
Bore X .009"
|
Min .015"
|
|