• https://www.designfab.com.au/psc-spx2510-remote-pressure-relief-valve-for-spx

CBRII/SPX1 Race Pump 

This is for your go fast style race cars

This is the next step up from the CBR pump. With a peak flow rate of 12gpm/45.4lpm and 1800psi this pump it in a class of it own. Can come machined from a single billet block or in the original cast CBR housing.  External pressure gauge to reduce Pump and fluid temps. This pump set up is for the top level offroad race cars that quality is assentual. 

This pump is sold with -12 feed and -8 pressure fittings. 

It bolts up to the same mounting as the CBR.

This is for the Pump only. You MUST run an external Pressure regulator. PSC recoments the use of the SPX2510 pressure regulaor.

https://www.designfab.com.au/psc-spx2510-remote-pressure-relief-valve-for-spx

Pump Specs come direct from PSC and were tested using Swepco 315 power steering fuild.

SPX1
1000rpm - 3gpm / 11.4lpm
2500rpm - 7gpm / 26.5lpm 
Peak 12gpm / 45.4lpm

(This pump will collapse the standard feed line and its highly recommended that modifications such as running a spring inside the line be put into place to prevent this from happening.) 

Direct from PSC Website

Quick Overview

Add the PSC RACE Series High Volume Billet CBR Power Steering Pump Kit to your ULTRA 4/SCORE/NOORA race rig for the ultimate power steering setup. PSC's Exclusive Billet Pump Housing increases flow and allows for efficient heat dissipation, keeping the fluid temperature cooler.

Includes:

• SPX-1 Series Race UsePower Steering Pump, -8AN Pressure and -12AN Feed
• This pump does not have a internal Pressure relief valve and requires an external one to be used. The optimal pressure suggested by PSC is 1650PSI for prologned periods of time. PSC recomends the use of  External Pressure Relief Valve part number  SPX2510 

Note:

All Off-Road Only, Non-Street Legal, or Competition products are expressly excluded from the PSC ONE (1) Year Limited Warranty.