Why It Matters
The Rebel Machine 390 engine assembly tracks the 340 hp AMC 390 package with ram-air induction, dual exhaust, and model-specific proof needs; individual cars still require block, tag, and documentation checks.
Also Known As
Machine 390 engineRebel Machine 390 engineAMC 390 340 hp engine390 Machine engine assemblyspecial 340 HP 390 CID V-8
