Description
A quality ring compressor is essential for any engine build or rebuild—it ensures your piston rings seat properly during installation, preventing damage to both the rings and cylinder walls. The AC-RC4040 delivers precision engineering in a compact tool that every serious engine builder should have on the workbench. With its tapered design and billet aluminum construction, this compressor handles 4.040-inch bore pistons with the durability and accuracy your build demands.
- Bore Size: 4.040 inches
- Material: Billet aluminum
- Finish: Black anodized
- Design: Tapered profile
- Fitment: Universal ring compressor
- Quantity: Single unit
- Installation: Hand tool, no assembly
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