Engines and Components› Pistons and Piston Rings

Total Seal

4.100+5 1/16 1/16 3/16 8CYL

$296.43

SKU: T019 CR3690 105

Out of Stock
In Stock
Ships by Jun 9
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Total Seal Classic Race Conventional Gap Piston Ring Set, MPN CR3690 105. These rings are designed for a 4.100" bore and require file-fitting for a 4.105" ring. The ring dimensions are 1/16" x 1/16" x 3/16". They are made of ductile moly and are standard tension for 8-cylinder engines. Total Seal is known for using rings from various major manufacturers and also offers custom-built ring sets. They offer different styles, including Classic Race (CR) sets with plasma-moly top rings, Gapless 2nd (T) sets, and Gapless Top (M) sets.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandTotal Seal
Part NumberT019 CR3690 105

Videos

Piston Rings 101: Total Seal Gapless Rings - with Lake Speed Jr.

Piston Rings 101: Total Seal Gapless Rings - with Lake Speed Jr.
GAPLESS RINGS: Engine Snake Oil or Secret Weapon?! – Keith Jones & #BarryT at Total Seal #TotalSeal

GAPLESS RINGS: Engine Snake Oil or Secret Weapon?! – Keith Jones & #BarryT at Total Seal #TotalSeal
Video 19 Total Seal Tech Time Gapless top ring or Gapless second ring.

Video 19 Total Seal Tech Time Gapless top ring or Gapless second ring.
Video 18 Misconceptions commonly associated with the gapless ring.

Video 18 Misconceptions commonly associated with the gapless ring.
Upgrade Your Stock Piston's Performance

Upgrade Your Stock Piston's Performance
How Total Seal Piston Rings Improve Engine Performance

How Total Seal Piston Rings Improve Engine Performance
What Is A Gapless Piston Ring?

What Is A Gapless Piston Ring?
This One Modification Will Increase Boost & Double The Life Of Your Motor Oil!

This One Modification Will Increase Boost & Double The Life Of Your Motor Oil!
Reviewing an Ultra-Thin Set of Total Seal's Gas-Ported Piston Rings

Reviewing an Ultra-Thin Set of Total Seal's Gas-Ported Piston Rings
How Much DIFFERENCE Can Piston Rings Make?

How Much DIFFERENCE Can Piston Rings Make?

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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