Description
This 4″ long, 17/32″ inside diameter Replaces the original exhaust bellow on MCM 120/140 and GM V-6 and V-8 engines. This bellow measures 4″ (102mm) x 4-1/4″ (108mm) and is meant to fit into a 2-1/8″ (54mm) hole with a 4″ I.D. Sierra & Sealine models: MCM 120, 140, 150 (up to 1980); GMC 120 & 150; Chevy II 60 – 82; Chevy El Camino 61 – 72; Oldsmobile F85 67-70; Pontiac Tempest 68
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