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This ARP performance fastener, stud, bolt, tool, or assembly is the 4.110in Ring Compressor. Confirm the exact engine or vehicle application, thread size, length, material, strength series, included quantity, installation lubricant, tightening sequence, and current ARP torque specification before ordering.
Key Features
- Precise 4.110in Sizing: Matches exact bore diameter for secure ring hold during piston slide-in.
- High-Strength Polymer Build: Resists cracking under pressure for years of shop use.
- Measurement Markings: Guides proper piston depth and alignment in cylinder.
- Compatible with all standard pistons sized to 4.110in bore ID.
- Chevy SBC 400 (1969-1980) stock bore applications plus LS series with 4.110in sleeved or stroker blocks and any custom 4.110in performance build.
- ARP proprietary high-impact polymer engineered for repeated flex without failure unlike cheap aluminum alternatives.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| Universal or specification-matched application. Verify every dimension, interface, load or operating requirement, and listing note. | |||
Specifications
| Brand | ARP |
|---|---|
| Manufacturer Part Number | 900-1100 |
| Product Type | Tools |
| Condition | New |
| Configuration | 4.110in Ring Compressor |
| Precise 4.110in Sizing | Matches exact bore diameter for secure ring hold during piston slide-in |
| Smooth Tapered Profile | Gradual compression avoids nicks or breaks on rings for flawless seating |
| High-Strength Polymer Build | Resists cracking under pressure for years of shop use |
| Measurement Markings | Guides proper piston depth and alignment in cylinder |
| ARP Engineered Reliability | Consistent results in high-volume rebuilds like SBC 400 and sleeved LS |
| Q | What engines does this fit best? A: Chevy SBC 400 (1969-1980) stock bore applications plus LS series with 4.110in sleeved or stroker blocks and any custom 4.110in performance build |
| Method | UPS Ground or USPS Priority |
| Availability | In stock - ships same or next business day |
| Packaging | ARP original box 6in x 6in x 3in |
| Weight | 0.75 lbs |
| Key Features Precise 4.110in Sizing | Matches exact bore diameter for secure ring hold during piston slide-in |
What's Included
One new ARP tool in the exact configuration and quantity identified by this listing. Brackets, wiring, air lines, fittings, switches, fasteners, fitting kits, fluids, covers, and accessories are included only when expressly stated for this exact part.
About ARP
Automotive Racing Products manufactures high-performance studs, bolts, nuts, washers, wheel hardware, assembly tools, and installation lubricants for engine, drivetrain, chassis, and racing applications. Thread dimensions, material, preload method, lubricant, torque, and included quantity remain exact-part specific.
Important Disclosures
- California Proposition 65 warning applies. Review the current manufacturer warning before handling or installation.
Related Parts
- Shop all ARP products
- ARP 4.055in Ring Compressor
- ARP 4.2125in Ring Compressor
- ARP 80.5mm Ring Compressor
Frequently Asked Questions
How do I confirm the 4.110in Ring Compressor fits my application?
Match the exact engine family or vehicle, component location, thread diameter and pitch, under-head length, material, strength series, and every current ARP application note.
Can I reuse the factory torque value with this ARP hardware?
Not automatically. Use ARP's current instructions for the exact part, material, lubricant, tightening sequence, and preload method. Factory torque values may be based on different hardware and friction.
What is included with this ARP kit?
Only the studs, bolts, nuts, washers, lubricant, and tools expressly listed for this exact part number are included. Verify the required quantity before disassembly.
Installation Instructions
- Confirm ARP part number 900-1100, the complete application, and every required supporting component before beginning work.
- Clean and inspect all mating threads and components, then verify thread engagement, length, washers, nuts, lubricant, and required preparation before assembly.
- Follow ARP's current tightening sequence, lubricant instructions, torque or stretch method, and any retorque procedure for this exact part.
- Verify clearance, preload, fastener seating, and normal component operation before returning the vehicle or engine to service.
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