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Thread: 99 7.4l vortec to 502

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  1. #1
    Join Date
    Feb 2007
    Location
    Fort Worth
    Posts
    9,578
    Whipples are very reliable--as well as Magnachargers. Whipple does not currently make a plug-n-play application for the L19 454. Neither does the Magnacharger. Vortech makes one for the 5.7L 350, but not the 7.4L 454. S/C the 100k 454 is not out of the question, it's just that you will need to slightly freshen it when you slap the S/C on... I would recommend a Manga/Radix. Contact them directly and see what they can do for you...

    2000 ECSB 6.0L
    TORQUER V2 CAM ● COMP 918's ● 7.4 HARDENED PUSHRODS ● K&N SERIES 77 CAI ● 80mm BBK ●PACESETTER LT HEADERS AND 3'' ORY ● SUPER 40 FLOW ● 3000 STALL ● 4.10s ● BUILT 80e ● VORTEC PERFORMANCE TUNE ● MSD 8.5mm PLUG WIRES● ELEC. CUTOUT ● UD & ALT PULLEYS ● FLEX-A-LITE E-FANS ● 22" CENTERLINE STINGRAY III's ● LUND FIBERGLASS TONNEAU ● 2" LEVELING SHACKLES ● 12K HID LOWS & FOGS ● LEDs ● DEBADGED ● WHITE-FACED ESCALADE GAUGES ● KICKER 450.1 ● 2-CVR 10's ● DS60's ● K693's

  2. #2
    Join Date
    Nov 2004
    Location
    Pleasanton, TX
    Posts
    211
    There is a member over on fsc that has a slammed dually with a whippled 454. His name is physh1 you might get in contact with him and ask him a few questions.

    2006 K1500 Vortec Max CCSB 6.0 4.10's, Nelson SD Tune, Trick Turbo kit T76 @ 10psi, 60lb/hr injectors, 4" duramax exhaust, snowmeth stage 2 kit, FLT Level 5 4L70E, Vig 2600, 40K trans cooler, 265/70/17 BFG All Terrains. 13.0 @ 102mph 1.8 60ft

  3. #3
    The whipple will last forever under tough conditions. I would slap a whipple on it just because of the low end torque and it will last. There are whipple kits all over ebay for the 454 you just need a little time. They are rebuildable also.
    An sts turbo might not be bad either, but the oil issue is what I would not like.
    99RCSB Broke because I wasted thousands and thousands of dollars on my truck.

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