306 or 331 - best place to get?

[Mont]

I've had both and I liked the 306, mine were blown and i would say the 306 ran harded then the 331, then I when with a 351 and I'll never go back to a 5.0 Call D.S.S their good to work with and I think they can help you out with your Ideas

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89 LX Supercharged DSS 357, 11 lbs Powerdyne, Downs Box intake, ported GT-40x heads, lockwired, Crane Cam 1.6 rockers, Crower cam, Oil cooler, Moroso oil evac kit, Taylor 10mm wires, MAC 70mm T/B, 36lb injectors, Vortech fuel rails, Pro M 80mm Mass air, Vortech T-Rex Fuel pump, 255lph intank pump, K&N, Cobra R radiator MSD6-BTM, Lakewood bellhousing, Tremec Trans, Pro 5.0 shifter, MAC headers and X-pipe, Dynomax race mufflers. Dyno at 519hp to the wheels. And more to come.....