Product Summary

  • Patented Gapless® 2nd ring technology helps virtually eliminate blow-by for improved cylinder sealing
  • Ductile moly construction provides exceptional durability, strength, and wear resistance
  • Helps increase horsepower and torque by retaining more combustion pressure within the cylinder
  • Enhanced oil control helps reduce oil consumption and minimize crankcase contamination
  • Ideal for naturally aspirated, turbocharged, supercharged, and mild nitrous performance engine applications
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Key Specs

MFG. Part #T3690 5
BrandTotal Seal
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Total Seal T3690 5 Details

Total Seal Piston Rings - Ductile Moly Gapless 2nd Ring Set is designed to improve engine performance by utilizing Total Seal's patented Gapless® second ring technology. Unlike conventional piston rings that allow combustion gases to escape through the ring end gap, the Gapless® design incorporates an interlocking ring assembly that significantly reduces blow-by. This enhanced seal helps maintain cylinder pressure, improve combustion efficiency, and deliver more consistent performance throughout the life of the engine.

Constructed from durable ductile iron with a moly-faced sealing surface, this ring set is engineered for demanding street and racing applications. The improved sealing characteristics help increase horsepower and torque, enhance engine vacuum, improve oil control, and reduce crankcase contamination. Total Seal recommends Gapless® second rings for turbocharged and supercharged applications where superior cylinder sealing and reduced blow-by are critical for both performance and reliability.

  • Patented Gapless® 2nd ring technology helps virtually eliminate blow-by for improved cylinder sealing
  • Ductile moly construction provides exceptional durability, strength, and wear resistance
  • Helps increase horsepower and torque by retaining more combustion pressure within the cylinder
  • Enhanced oil control helps reduce oil consumption and minimize crankcase contamination
  • Ideal for naturally aspirated, turbocharged, supercharged, and mild nitrous performance engine applications

Total Seal T3690 5 Specifications

KEY SPECS
MFG. Part #T3690 5
BrandTotal Seal
GENERAL
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