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Edelbrock Honda/Acura B-Series 4730 Installation Instructions

Street/strip camshafts for honda/acura b-series vtec engines

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PLEASE study these instructions carefully before installing your new Street/Strip Camshafts for Honda/Acura 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, Mon-Fri, or via e-mail at: Edelbrock@Edelbrock.com. Please fill out and mail your warranty card.
• Note: Proper installation is the responsibility of the customer. Improper or incomplete installation could result in poor
performance, related component damage, potentially severe engine damage, and will void your warranty. If you do not feel
comfortable installing these parts, we recommend having the installation performed by a professional mechanic.
• Description: The Street/Strip camshafts for Honda/Acura B-Series VTEC engines provide best performance up to 9000
RPM. They are ground from chilled iron and nitride hardened for outstanding durability. Due to the increased lift of these
camshafts, changing valve springs is required.
Cam Specifications (Vtec Lobe):
• Recommended Related Products:
Due to the high rpm nature of the Street/Strip Camshafts, a programmable or modified ECU is recommended to overcome
the rev limiter for off-highway race vehicles only. Fine tuning on a dyno is recommended for maximum performance. We
recommend the use of Edelbrock Adjustable Cam Gears, #4721 (silver) or #4723 (red), to adjust cam timing for best
performance. To order a catalog, call (800) FUN-TEAM, or visit www.Edelbrock.com.
• Tools and Additional Parts Required:
1. Edelbrock #4737 - Street/Strip Valve Spring Kit
2. Honda #07AA-PR3020A - Tappet Adjuster Wrench
3. Socket Wrench with 10, 12, 14 & 19mm Sockets
(Long sockets or extentions may be required.)
• Note: Make sure your engine is in good running condition before installing the Edelbrock Street/Strip Camshafts. If your
engine is not in good working order, installation of these high performance camshafts could result in premature engine
wear. It is recommended to check the wear of the camshaft journals before installation by checking the oil clearance as
shown in the factory service manual. Checking the camshaft end-play, and rocker arm wear is also recommended.
• Remember: When working on your engine, especially when oil or fuel is present, always work in a well-
ventilated area. Keep all sparks, open flames, or other sources of ignition away from the work area. Failure
to do so could result in a fire or explosion causing vehicle or property damage, personal injury, and/or death.
• Before Beginning: This installation can be accomplished using common tools and procedures. However, you should have
a basic knowledge of automotive repair and modification and be familiar with and comfortable working on your vehicle. If
you do not feel comfortable working on your vehicle, it is recommended to have the installation completed by a professional
mechanic. Keeping your specific vehicle's Service Manual on hand for reference is helpful.
©2003 Edelbrock Corporation
Rev. 10/03
4. 5/8" Spark Plug Socket Wrench
5. Long Feeler Gauges (.006" & .008")
6. Adjustable Torque Wrench
7. Automotive Sensor Safe Silicone Sealant
INSTALLATION NOTES
Page 1 of 4
Street/Strip Camshafts for
Honda/Acura B-Series VTEC Engines
INSTALLATION INSTRUCTIONS
Kit Contents
Qty.
Description
K 1
Intake Camshaft
K 1
Exhaust Camshaft
K 1
Container of Assembly Lube
Catalog # 4730
Catalog #4730
Brochure #63-0210

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Summary of Contents for Edelbrock Honda/Acura B-Series 4730

  • Page 1 Fine tuning on a dyno is recommended for maximum performance. We recommend the use of Edelbrock Adjustable Cam Gears, #4721 (silver) or #4723 (red), to adjust cam timing for best performance. To order a catalog, call (800) FUN-TEAM, or visit www.Edelbrock.com.
  • Page 2: Installation Procedure

    6. Using a 14mm socket, loosen the camshaft sprocket bolts approximately 1/2 turn. Do not remove the bolts. ©2003 Edelbrock Corporation Rev. 10/03 INSTALLATION PROCEDURE Check that the no. 1 cylinder is still at TDC. If not, continue to rotate the crankshaft pulley counter- clockwise until the no.
  • Page 3 Edelbrock Street/Strip Camshafts with the spring side facing in towards the camshafts. 15. Apply a liberal coating of assembly lube to the journals and lobes of the Edelbrock camshafts. Also, apply a ©2003 Edelbrock Corporation Rev. 10/03...
  • Page 4 Tighten nuts to 7 ft/lbs (See Fig. 6 for torque sequence). Edelbrock Corporation • 2700 California St. • Torrance, CA 90503 Tech Line: 1-800-416-8628 • Office: (310) 781-2222 • E-Mail: Edelbrock@Edelbrock.com ©2003 Edelbrock Corporation...
  • Page 5 CAMSHAFT: Street/Strip CATALOG #: 4730 ENGINE: Honda, B-Series VTEC RPM RANGE: Idle - 9000 RPM Advertised Duration: Int. 288° Duration at .050” Lift: Int. 250° Lift at Cam: Int. .316” Lift at Valve: Int. .490” Intake Centerline: 100° Lobe Separation: 104°...