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Boundary Honda 1.8L I4 High Flow Billet Oil Pump Gear (Only Fits Orbit Pump) Boundary BOUB18-OPG
Boundary Honda 1.8L I4 High Flow Billet Oil Pump Gear (Only Fits Orbit Pump) Boundary BOUB18-OPG
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Boundary Honda 1.8L I4 High Flow Billet Oil Pump Gear (Only Fits Orbit Pump)

Boundary
BOUB18-OPG
B18-OPG
Oil Pumps
Out of stock
Boundary, Engine, Oil, Oil Pumps
$ 299.00

SKU: B18-OPG

Boundary Honda 1.8L I4 High Flow Billet Oil Pump Gear (Only Fits Orbit Pump) Fits 1990-2001 Acura Integra 1992-2000 Honda Civic

Upgrade B18 engine lubrication with Boundary high flow billet oil pump gear designed for Orbit oil pump. Fits Honda 1.8L I4 B18 engines in 1990-2001 Acura Integra and 1992-2000 Honda Civic B18 swaps. Delivers 25% more oil volume than stock for steady pressure and protection at high RPMs.

Key Features

  • Billet 7075-T6 Aluminum: High strength-to-weight ratio endures race conditions without failure
  • High Flow Design: Increases oil delivery 25% over OEM for full lubrication in extended high RPM operation
  • Precision CNC Machining: Ensures exact tolerances for seamless fit in Orbit pump housing and peak efficiency
  • Anodized Finish: Resists corrosion and wear in harsh engine environments
  • B-Series B18 Specific: Tailored for 1.8L I4 engines in performance builds and daily drivers

Product Notes

  • Compatible only with Boundary Orbit oil pump other pumps require different gears
  • Inspect pump housing condition before installation
  • Compact design ships easily with minimal packaging

Installation Notes

  • Professional installation recommended.
  • Apply assembly lube to gear teeth and torque to Boundary specifications
  • Fits Orbit pump housing requires no modifications

This Part Fits

Year Make Model Submodel
1990-2001 Acura Integra GS LS RS GSR Type R (B18)
1992-2000 Honda Civic Si EX DX HX (B18 swap)
1993-1997 Honda Civic Del Sol Si VTEC (B18 swap)
1988-1991 Honda CRX Si HF DX (B18 swap)

Why Choose Boundary?

  • Race tested in drag and circuit applications
  • CNC machined from aerospace grade materials
  • Engineered for B-series reliability

Frequently Asked Questions

  • Q: Does this gear fit stock Honda oil pumps?
    A: No it fits only the Boundary Orbit oil pump model for B18 engines
  • Q: What material is used in construction?
    A: Machined from 7075-T6 billet aluminum with anodized coating for durability
  • Q: What warranty coverage applies?
    A: Backed by Boundary limited lifetime warranty against manufacturing defects

Shipping & Handling

  • Method: UPS Ground or USPS Priority Mail
  • Availability: In stock - ships same or next business day
  • Packaging: Secure padded box 5 x 5 x 2 inches
  • Weight: 0.25 lbs

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