According to my Motion Dyno-Proven Super-Performance Parts Catalog the Phase III 454 ZLX was a special hand assembled engine. HD 4-bolt main block, 12-to-1 forged " Open Chamber " style pistons, HD forged crank with radiused oil holes, Special Cast Iron " Open Chamber " cylinder heads 2.19 intake 1.88 exhaust, special HD full float connecting rods with 7/16 rod bolts, high lift .560/.580-lift solid lifter camshaft, 8-qt.oil pan, aluminum high rise intake manifold, Dyno-jetted 850 double pump carburetor, Motion Mallory distributor, Ramcharger wires with boots, Phase III CD Unit and NHRA approved clutch and flywheel. *Our most popular Engine Package*
Last edited by mhm1966; 12-31-2021 at 01:55 PM.
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