Mar 29, 2025 #1 L lancer273cid Member Joined Sep 25, 2010 Messages 6 Reaction score 0 Location Finland Rating - 0% 0 0 0 Contact seller Looking for a Mopar Performance M1 337 intake. #P4876337 Casting #P4532854 The 337 is a 4150 flange single plane for RB with Max wedge sized ports with a cast in valley pan. ***NOT for Stage 6 heads. *** Send me a pm
Looking for a Mopar Performance M1 337 intake. #P4876337 Casting #P4532854 The 337 is a 4150 flange single plane for RB with Max wedge sized ports with a cast in valley pan. ***NOT for Stage 6 heads. *** Send me a pm
