SKU: GCR439XPC0.25 | UPC: 611500630514
King Engine Bearings Acura B17A1/B18A1/B18B1 (Size 0.25mm) Performance Coated Rod Bearing Set 1990-2001 Integra
King CR439XPC0.25 rod bearing set delivers precision performance for Acura Integra models with B17A1 B18A1 or B18B1 engines. These 0.25mm undersize bearings feature advanced coatings to handle high RPM and loads while reducing wear. Perfect for engine rebuilds and race applications in 1990-2001 Integras.
Key Features
- pMax Black Coating: Nickel barrier and polymer overlay slashes friction by 50 percent protects against metal-to-metal contact during startup and extreme conditions
- pH Flatness Technology: Maintains precise bearing shell flatness for even oil film distribution and consistent load handling
- Tri-Metal Design: Aluminum alloy backing with copper-lead interlayer and durable overlay supports high horsepower engines
- EK+ Enhanced Conformability: Allows bearings to adapt to crankshaft flex improving oil clearance and longevity
- 0.25mm Undersize: Fits resized crankshaft journals at 51.75mm diameter for exact tolerance in performance rebuilds
Product Notes
- Measure crankshaft journals before installation to confirm 0.25mm undersize requirement
- Apply assembly lube to bearings during install for initial protection
- Handle with clean gloves to avoid contamination
Installation Notes
- Professional installation recommended.
- Check rod clearances with plastigauge targeting 0.0020-0.0030 inches
- Compatible with stock Honda/Acura rods torque to 33 ft-lbs plus 90 degrees
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1990-1993 | Acura | Integra | LS |
| 1990-1993 | Acura | Integra | RS |
| 1994-2001 | Acura | Integra | LS |
| 1994-2001 | Acura | Integra | RS |
Why Choose King?
- Engineered in Australia trusted by motorsport teams worldwide
- Materials tested for extreme racing conditions
- Micro-finished surfaces ensure perfect crankshaft contact
Frequently Asked Questions
- Q: Will this fit my 1994-2001 Integra LS with B18B1 engine?
A: Yes CR439XPC0.25 matches B18B1 crankshaft exactly for 1994-2001 LS/RS models - Q: What material composition do these bearings use?
A: Tri-metal construction with aluminum substrate copper-lead core and pMax Black polymer-nickel overlay for maximum strength - Q: What is the warranty coverage?
A: King provides a one-year warranty against defects in material and workmanship
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Compact cardboard box 6 x 4 x 1 inches
- Weight: 0.4 lbs
