Hybrid Racing HR Unibody Fuel Pressure Regulator User Manual

Fuel Pressure Regulator

This product may not be legal for highway use. Hybrid Racing is not responsible for any direct or indirect, actual

or incidental expense attributed to the use of any performance parts sold by Hybrid Racing LLC. Purchasers

agree to all of the terms of this agreement upon the purchase of parts.

Features:

• Piston-type design provides pressure damping

• Teflon coated, hard anodized, 6061 aluminum con-

struction

• Stainless steel cap and hardware

• -8 Inlet/Outlet Ports

• -6 Return Port

• 1/8 NPT gauge port

• Includes all fittings needed to attach to -6AN fuel

lines

• Includes mounting hardware

• Adjustable from 30PSI - 100PSI

Recommended tools:

 Adjustable wrench
 3/16 and 5mm Allen wrench
 Drill with 1/2 in drill bit

Package Contents:

 (1) Hybrid Racing Unibody fuel pressure regula-

tor

 (2) AN6 to AN8 port adapter
 (1) AN6 to AN6 port adapter
 (1) AN8 aluminum plug
 (2) M6 Allen bolt
 (2) 1/4-20 Allen bolt
 (2) M6 flat washer
 (2) 1/4-20 rivnut
 (1) Stainless Steal NPT plug

Important!! Please read the entire install guide twice before starting your in-

stallation. No, really it’s a good idea to read it twice before you begin so every-

thing goes smooth ;)

1

Fuel Pressure Regulator Install guide

STEP 1: Decide which fuel line configuration best suits your vehicle, return or return-

less.

Return Setup

STEP 1

PLUG

Displayed here is a

diagram of how the fuel
lines are routed when run­ning a return setup with
your fuel pressure regula­tor. From the diagram you
can see that the fuel pres­sure is regulated after the
fuel rail meaning that fuel
must be able to flow in
and out of the fuel rail. If

Fuel

Return

Fuel

Fuel

Rail

Fuel

Filter

you want to run a tucked
fuel line setup, this config­uration will not work.

Tank/Pump

2

Returnless Setup

Fuel

STEP 1

Filter

Fuel

Return

Fuel

Rail

Displayed here is a dia­gram of how the fuel lines
are routed when running a
returnless setup with your
fuel pressure regulator.
From the diagram you can

Fuel

Tank/pump

see that the fuel pressure
is regulated before the
fuel rail meaning that
there is only one line run­ning into the rail. If you
want to run a tucked fuel
line setup, this configura­tion is ideal.

3