Original Parts Group Logo
US & Canada Phone Number 1-800-243-8355
International Phone Number 1-562-594-1000
 El Camino Save up to 20% on Restoration Parts Promotion Banner
Part fits the following years:1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988


1978-88 El Camino Cylinder Head, 454-O Big-Block Chamber Vol. 110cc, Int. Port Vol. 290cc

Part# M980024


Mfg# 60479

Be the First to Review

SAVE: $94.96 Retail: $1,039.95

OPGI Price: $944.99


Part Type: (P) High Performance, designed to improve performance
Years: Sold As: EACH
2017 Late El Camino Catalog Page: 245


  • NOTE1: This high-performance item is not eligible for any further discounts or promotional pricing.

These high-performance aluminum cylinder heads have been designed to support over 540 HP in a big-block Chevrolet engine. Each oval port cylinder head uses a unique intake port design to increase flow numbers and performance. Performer cylinder heads have the same great features as the Performer RPM with the exception of the exhaust crossover passage for emissions applications. Part# ED60499 cylinder heads feature a smaller combustion chamber for a higher compression ratio.

Deck Thickness 9/16" Valve Spring Dia. 1.55" Rocker Stud Dia. 7/16" Pushrod Dia. 3/8" Max. Valve Lift .700" Bolt Torque 70-ft./lbs. Exhaust Port Vol. 110cc

It's Arriving Soon!
Please Call 1-800-243-8355
Point Coins Earn 944 points more info
Switch to Mobile Site »
If you see this, please contact your IT department and ask them to unblock www.opgi-static.com