Edelbrock 389-455 Instruction Manual

Summary of 389-455

  • Page 1

    Instructions for engine parts removal before camshaft installation 1. Disconnect battery. 2. For ease of installation, keep all parts in some sort of order. ©2009 edelbrock corp brochure #63-7157 part #7157 rev 5/09 - aj/mc • please study these instructions carefully before installing your new camsh...

  • Page 2

    Warning: do not remove radiator cap or radiator hose if engine is hot. 3. Drain radiator coolant, move fan shroud back and remove fan and spacer from water pump. On air conditioned vehicles, remove bolt, lower idler pulley and compressor-to- water pump mount. Disconnect hoses and brackets. Most vehi...

  • Page 3

    Figure 1- pontiac 389-455 c.I.D. V8 firing order 1-8-4-3-6-5-7-2 turn distributor clockwise to advance timing. Important instructions affecting your warranty • cam lobe wear- cam lobe wear is almost non-existent unless mismatched parts are used or installation of the cam and lifters is done improper...

  • Page 4

    • camshaft: performer rpm • part #7157 • engine: pontiac 389-455 c.I.D. V8 • rpm range: 1500-6500 • caution: do not use dual valve springs. Use only recommended edelbrock sure seat valve springs #5757. Use stock ratio rocker arms only. Duration at .006" lift: intake 308° exhaust 320° duration at .05...