SKU: 900-0550 | UPC: 672036039097
ARP 4.055in Ring Compressor for Chevrolet Small Block Engines 1955-2000
This ARP ring compressor squeezes piston rings securely for insertion into 4.055in bore cylinders during engine assembly. Designed for Chevrolet small block engines including popular 350 .055 overbore builds in Camaro Corvette and trucks. Provides even pressure to prevent ring damage and ensure airtight seals for maximum power retention.
Key Features
- Precision 4.055in Sizing: Matches exact bore diameter on SBC blocks for distortion-free ring compression
- Tapered Design: Gradual slope guides piston smoothly into cylinder without snagging or slipping
- ARP Engineering: Built from durable black anodized aluminum to handle repeated professional use
- One-Piece Construction: Eliminates weak points for consistent clamp force under pressure
- Application Guide Included: Step-by-step instructions with lube and torque tips for flawless results
Product Notes
- Inspect cylinder walls for cleanliness before compressing rings
- Apply light oil to rings and tool interior per ARP guidelines
- Compact design fits easily in any engine builder toolbox
Installation Notes
- Professional installation recommended.
- Use ARP Ultra-Torque lubricant on threads if combining with ARP fasteners
- Compatible with forged and hypereutectic pistons in 4.055in bores
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1967-1981 | Chevrolet | Camaro | Base Z28 SS |
| 1965-1982 | Chevrolet | Corvette | Base Stingray |
| 1964-1972 | Chevrolet | Chevelle | SS Malibu |
| 1968-1979 | Chevrolet | Nova | Base SS |
| 1967-1987 | Chevrolet | C10 | Base Custom |
| 1955-1995 | Chevrolet | Truck | V8 Models |
Why Choose ARP?
- ARP leads in racing fasteners trusted by NHRA teams for decades
- Tools match fastener quality with exact tolerances for engine work
- Every piece precision-machined for pro-level reliability in builds
Frequently Asked Questions
- Q: Does this fit my Chevy 350 .055 overbore engine?
A: Yes fits all small block Chevy blocks machined to 4.055in bore including crate engines and performance strokers - Q: What material is the ring compressor made from?
A: Black anodized billet aluminum for lightweight strength and corrosion resistance - Q: What is the warranty on ARP tools?
A: ARP provides a lifetime warranty against manufacturing defects when used as directed
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Protective plastic sleeve in 6in x 6in x 2in box
- Weight: 0.75 lbs
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