Edelbrock E-TEC 170 user manual

Summary of the content on the page No. 1

E-TEC 170 AND E-TEC 200 ALUMINUM CYLINDER HEADS
For Small Block Chevrolet Using Vortec Style Manifolds
®
Part #60959, #60969 (Bare)
Part #60979, #60989 (Complete)
INSTALLATION INSTRUCTIONS
PLEASE study these instructions carefully before beginning this installation. Most installations can be accomplished with common tools and
procedures. However, you should be familiar with and comfortable working on your vehicle. If you do not feel comfortable performing this installation,
it is recommended to

Summary of the content on the page No. 2

BEFORE BEGINNING INSTALLATION IMPORTANT NOTES: READ BEFORE BEGINNING INSTALLATION! ❑ Hardened Pushrods; .100” longer-than-stock (if using stock For a successful installation, Edelbrock E-Tec 170/200 Cylinder Heads type rocker arms); Cam Dynamics #1002; Competition Cams require some components other than original equipment parts. To #7693-16; Crane #11622-16; Crower #70311-2; Isky #203 HG complete your installation, you will need the following items: + .100; Pioneer-Barnes #815215, or equivalent

Summary of the content on the page No. 3

� Intake Manifold: Although stock Vortec intake manifold will fit, � Exhaust Headers: Any header or manifold designed for original Edelbrock E-Tec 170 Cylinder Heads are matched in size and equipment Vortec heads will fit Edelbrock E-Tec 170 Cylinder Heads. operating range with Edelbrock Performer, Performer RPM, and E-Tec 200 will require the use of headers suitable for Fel-Pro #1405 Performer RPM Air-Gap Intake Manifolds. Part numbers 2116, 7116 (1-3/4” is minimum recommended). Exhaust ports a

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2. Check pushrod-to-cylinder head clearance. YOU MUST CHECK TO ENSURE THAT THERE IS CLEARANCE BETWEEN THE PUSHRODS AND THE CYLINDER HEADS (.005” minimum). 3. If adequate clearance exists between the pushrod and head, slowly turn engine through at least two revolutions while watching pushrod. Make sure that pushrod does not rub on the head either at full lift or when the valve is seated. 4. If pushrod rubs on the cylinder head, remove rocker arms, loosen the rocker studs and move the guide plate