Brian Tooley Racing BTR LS Piston Ring Compressor Tool 4.065" bore 6.2 LS3 L99 LS9 L92 K9H L94

★★★★★ 4.1 115 reviews

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$43.99
Price when purchased online
Free shipping Free 30-day returns

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Management number 208068352 Release Date 2026/03/22 List Price $17.60 Model Number 208068352
Category

BTR Brian Tooley Racing LS Piston Ring Compressor Tool 4.065 bore Fits 4.065 Bore 6.2 LS3 L99 LS9 L92 K9H L94 One piece aluminum tapered ring compressors have been around for some time, but BTR has made a significant improvement to the design. Rather than relying on the piston skirt to locate the pistons as they're being inserted into the block like one piece tapered ring compressors currently on the market, the new BTR ring compressors have a small but very important reverse chamfer at the bottom that fits into the chamfer at the top of the block which serves two functions. First, it locates the ring compressor exactly over the center of the hole. And, secondly, it reduces the chance of the oil ring getting caught between the ring compressor and the top of the block. The lazer etching on a black background is easy to read and looks good even after lots of uses. In our beta testing against competitors tapered ring compressors, the BTR was easier to use and never caught a oil ring between the compressor and the block.

  • BTR LS Piston Ring Compressor Tool 4.065 bore
  • Fits 4.065 Bore 6.2 LS3 L99 LS9 L92 K9H L94
  • One piece aluminum tapered ring compressors have been around for some time, but BTR has made a significant improvement to the design. Rather than relying on the piston skirt to locate the pistons as they're being inserted into the block like one piece tapered ring compressors currently on the market, the new BTR ring compressors have a small but very important reverse chamfer at the bottom that fits into the chamfer at the top of the block which serves two functions.
  • The lazer etching on a black background is easy to read and looks good even after lots of uses.
  • In our beta testing against competitors tapered ring compressors, the BTR was easier to use and never caught a oil ring between the compressor and the block.
Brand Dynosty
Model Piston Ring Compressor 4.065"
Exterior Anodized
Item Weight 8 ounces
Manufacturer BTR Brian Tooley Racing
Item model number 4.065
Package Dimensions 5.75 x 5.24 x 3.43 inches
Manufacturer Part Number BTR RC4065

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