306 vs 331

[gon4x4n]

I'm looking at either a DSS or Kieth Craft 331, However I noticed it's about a $1000 cheaper for similarly setup 306. In a supercharged application is it worth it? Anyone had both that could comment on the improvements? thanks alot

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Prerunner F150 with 92' Mustang 302, Aftercooled Vortech S-Trim with 2.75 10 rib pulley set, Maxflow bypass,
Vortech Fuel Rails, Cartech inline Pump with #8in and #6out feeding 36lb injectors, Powerflex 4" inlet tube
Edelbrock Aluminum Heads(2.02/1.60), HIFLO waterpump, 70mmTB, Performer intake, MSD 6ALBTM,
Doug Thorley Tri-Y Long tubes to single DynoMax Race Magnum, C6 with 2600 Stall 4.10s with Lockers,
engine relocated 14.5" rearward!!