Edelbrock 4737 User Manual

Rev. 12/03

Brochure #63-0233

Edelbrock Street Valve Spring Kit

for Honda B-Series VTEC Engines

Catalog # 4737

INSTALLATION INSTRUCTIONS

PLEASE study these instructions carefully before installing your new Edelbrock Street Valve Spring Kit for Honda B-Series VTEC
engines. If you have any questions or problems, do not hesitate to contact our Technical Hotline at: 1-800-416-8628,
from 7am-5pm PST, Monday-Friday, or via e-mail at: [e-mail]. Please fill out and mail your warranty
card.

• Description: Designed for street applications, this single spring and retainer kit is intended for typical street to mild race­type camshafts. This kit is recommended for use with Edelbrock #4730 Street/Strip Camshafts. The retainers are made
from titanium for its strength and low weight, and are designed to work with stock valves and locks. New factory valve
locks are included.

Kit Contents

Qty. Description

16 Valve Springs
16 Titanium Retainers
16 Hardened Spring Seats
32 Honda Valve Locks

Installation Notes

• Before Beginning: This installation requires the use of special tools. One should have a moderate to advanced

knowledge of automotive repair and modification and be familiar and comfortable with working on an engine. If you do
not feel comfortable working on your engine, it is recommended to have the installation completed by a professional
mechanic. Follow the procedure for replacement of the valve springs, as outlined in the factory service manual for the
vehicle the engine was originally installed in. Use the specifications shown below to make sure the valve springs are
installed properly and that they are within proper specifications.

Specifications

Installed Height (In Inches) 1.330”
Seat Pressure @ Installed Height 60 lbs.
Open Pressure @ .450” Valve Lift 165 lbs.
Coil Bind Occurs at .520” Valve Lift

Edelbrock Corporation

2700 California St.

Torrance, CA 90503

Tech Line: 1-800-416-8628

Office: [phone]

E-Mail: [e-mail]

©2003 Edelbrock Corporation

Catalog #4737