New 4150 style Sniper EFI

under the hood or glove box doesn't matter as long as it holds up.

Budget is subjective. If price gets too high I may as well go full modern hemi.

I want the easier starts and drivability for jamie when she drives it..

i want it to learn but also the ability to have it tuned and i want to be able to play with the timing from the driver seat...

in the end i have to do a fuel system no matter if i go just efi or modern hemi so thats a wash.. after that i'd like it simple but also able to build on as my knowlege with it grows.. id be learning efi from scratch....



the cam specs....

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I wouldn't consider anything but the Edelbrock Pro-Flo for a SBM, you get Fuel & Timing control [with an MPFI manifold] for $1900. You're still in it at least, another $300 for a dedicated fuel system. What makes more sense in terms of durability, an ECU mounted over your intake manifold or inside your glove compartment? Your camshaft profile is fairly mild, no issue with modern 'self learning' [base map tuning] EFI systems. Wouldn't take much on your part to make it a great driver.

Personally for me, I would be saving for a junkyard GEN III 5.7/6.4 Hemi with factory EFI using a Mopar controller and not look back. Drive the current SBM with a Holley 650 Brawler budget carburetor [or similar] & mechanical pump until that moment comes. That's just me though!