Instruction d'utilisation Edelbrock Performer 60049

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FRONT
PERFORMER RPM BUICK CYLINDER HEADS
®
For 1967-1981 400-455 Buick V8 Engines
Catalog #60039, #60049
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 have the installation completed by a qualified mechanic. I

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BEFORE BEGINNING INSTALLATION (CONTINUED) IMPORTANT NOTES: READ BEFORE BEGINNING INSTALLATION! CHECKING VALVE-TO-PISTON CLEARANCE: Prior to installation, it is For a successful installation, the Edelbrock Performer RPM Cylinder highly recommended that valve-to-piston clearances are checked and Heads require some components other than original equipment parts. To corrected to minimum specs, if necessary. Minimum intake valve complete your installation, you will need the following items: clearance

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INSTALLATION PROCEDURE Installation is the same as for original equipment cylinder heads. Consult Other Assembly Tips: When installing the sparkplugs and exhaust service manual for specific procedures, if necessary. Be sure that the manifolds, be sure to use a high temperature anti-seize compound on the surface of the block and the surface of the head are thoroughly cleaned threads to reduce the possibility of thread damage in the future. Do not to remove any oily film before installation. Use a

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SPECIFICATIONS Head Bolt Torque: Top row: 110 ft-lbs Bottom row: 100 ft-lbs Intake Bolt Torque: 25 ft./lbs. Deck Thickness: 5/8” Deck Surface Milling Every .007” removed is equivalent to 1cc decrease in Chamber Volume Combustion Chamber Volume: 68cc Intake Port Volume: 215cc Exhaust Port Volume: 130cc Valve Size: Intake - 2.125” Exhaust - 1.750” Valve Seats: Hardened, Interlocking Ductile Iron. Compatible with unleaded fuels Valve Locks: 11/32” x 7º (#9615) Valve Spring Retainers: 7º 4140 Steel