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  1. S

    Best Spider

    I added this question in my post about the MPFI clicking 3 months and maybe 1000 miles and #2 is non stop spraying when the pump is on9yes we pulled plenum top and could see it. Drove about 3 miles to my shop when it started running rough. Pretty sure I used the Standard brand. keep with them...
  2. S

    JBA Stainless headers Rusting

    Bought some JBA headers to use on the new Blueprint 383 in my 97. 1832S "natural" not ceramic coated but stainless right. After maybe 6 months they look as rusty as mild steel headers!
  3. S

    1997 2 wd FUSE 24 4wd Circuit

    The side dash #24 is listed as 4WD in the owners manual says it is for Front Axle. 4WD indicator lamp and TP2 relay (Gas engine) but what does it do on a 2WD truck? looking to tap in a key circuit for a wide band. It is hit with a volt meter when key is on and a 25 amp circuit.
  4. S

    97 C150 have a "residual pressure valve" for the rear drums a

    Is there actually a residual pressure valve in the system for the rear drums as there should be compared to a disc ? Built into the ABS box? I know they are not longer in the MC.
  5. S

    Vortec MPI injectors "click"?

    So swapped in a Blueprint Engines aluminum head 383 in my '97. Used a new Delphi intake and used the Delphi MPI "spider". Used JBA header and new Magnaflow convertors. The engine had a terrible lifter type "tick". Pulled valve covers their "self aligning" stamped rockers were able to pop side to...
  6. S

    Delphi 5.7 Distributor

    I have a Blueprint Engines 383 for my 97. I got a Delphi new distributor figuring they were a supplier of good GM parts. In everything I've seen the is a dimple in the distributor gear(present) and a paint blotch to line it up. there is no slot or paint blotch on the fully composite distributor...
  7. S

    Best Intake gaskets

    So I have two different FelPro gaskets . A thick composition Felpro 1255 and a rubber/steel composite. Leaning toward the rubber one but was wondering do they need RTV around the water passages to seal them or just at either end?
  8. S

    5.7 flywheel neutral or external balance?

    So my Blueprint Engines 383 uses a 400 balancer but recommends a "late 350 weighted balance flywheel". Are one piece main seal vortecs external balance? Their chart does list a 400 flywheel for a two piece main 383. Just did not know a 350 was external balanced. And what tooth count are the...
  9. S

    Upper plenum bolt part #

    Any one have a part # or source for the upper plenum to intake bolts that have a stud on the top?
  10. S

    Water leak

    I have been chasing a water leak on passenger side into the floorboard of my '97 for years. Shop thought -resealed. Thought windshield gasket replaced. You can run the hose all day long onroof,fender, cowl and it never leaks. I got in it during one of our rain storms and saw it weeping through...

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