Total Seal Gapless TNT Piston Rings

The Latest in Hybrid Ductile Iron Ring Technology
Gapless rings have two-part interlocking rings to close gaps and to improve seals between pistons and cylinders.

Ideal for forced induction or nitrous

Top Ring: Ductile iron (gapless)

Second Ring: Cast iron (reverse torsional, tapered face)

Oil Ring: Standard tension

Complete ring sets

4.000" Bore

901-MT3690-35

Gapless TNT Piston Ring Set

Oversize: .035"

Top Ring: 1/16"

Second Ring: 1/16"

Oil Ring: 3/16"

$383.99
Ships
in 5 days

901-MT3690-65

Gapless TNT Piston Ring Set

Oversize: .065"

Top Ring: 1/16"

Second Ring: 1/16"

Oil Ring: 3/16"

$389.99
Ships
in 5 days

4.125" Bore

901-MT0690-5

Gapless TNT Piston Ring Set

Oversize: .005"

Top Ring: 1/16"

Second Ring: 1/16"

Oil Ring: 3/16"

$383.99
Ships
in 5 days

901-MT0690-35

Gapless TNT Piston Ring Set

Oversize: .035"

Top Ring: 1/16"

Second Ring: 1/16"

Oil Ring: 3/16"

$383.99
Ships
in 5 days

4.250" Bore

901-MT9190-35

Gapless TNT Piston Ring Set

Oversize: .035"

Top Ring: 1/16"

Second Ring: 1/16"

Oil Ring: 3/16"

$383.99
Ships
in 5 days

901-MT9190-255

Gapless TNT Piston Ring Set

Oversize: .255"

Top Ring: 1/16"

Second Ring: 1/16"

Oil Ring: 3/16"

$383.99
Ships
in 5 days

901-MT1702-255

Gapless TNT Piston Ring Set

Oversize: .255"

Top Ring: .017"

Second Ring: 1/16"

Oil Ring: 3/16"

$397.99
Ships
in 5 days

4.320" Bore

901-MT6490-35

Gapless TNT Piston Ring Set

Oversize: .035"

Top Ring: 1/16"

Second Ring: 1/16"

Oil Ring: 3/16"

$383.99
Ships
in 5 days

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