stealthram Q, piecing together fr craigslist parts-87 gmc PU

joegagan

Well-Known Member
hi grumpy, long time no see, sorry i have been gone so long.

my good friend john pike sold me his dad's ( deceased air force vet jim pike, my old friend) 87 gmc short bed pickup.
john had installed stock TPI on the stock 305 that the truck had. he did a very nice job as he is an engineer and great engine man.

i drove it for a month and something siezed in the 305, so, time for a new motor.

i bought a built, balanced sb 400 from a hotrodder, he used the engine in a heavy 60 impala pro street car and ran low 13s with a tunnel ram, low miles, well cared for. has ported L98 heads, since that was the fad back in the early 90s. at this point, i would like to forego replacing the heads even though i know there are much better flowing options out there now.

i realize the stock tpi would be very weak on this 400, would like to go to a stealth ram. by the way, the former engine owner does not recall the cam specs, but says it was a comp cams grind, possibly a more radical grind , since in his experiments he found a tunnel ram with two 450 holleys to run harder than a single large 4 barrel. in other words, probably a cam geared to high flow at the higher rpm ranges. i can measure the cam specs if needed.

since i do not have 2600 to spend on the holley setup , i have been looking on craigslist and have seen a few good setups sell recently, but missed out on them.

there is currently a guy in vegas who is selling this:


AD TEXT:
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The car I was going to use the kit on had a bit of a head gasket problem(edit) I bought this kit used off of another F-body enthusiast about a year ago. The kit comes with nearly everything you need to swap to fuel injection or to just upgrade from TPI. Brand new a similar kit is $2500 plus tax/shipping. I'm asking $950 obo for everything listed here. I'd like to sell everything at once, unless you make it worth my time to split items up. E-mail for more info/pics.

Kit's Contents:
Stealth Ram upper/lower intake, fuel rail kit with afpr
Factory style TPI throttle body
K&N cone air filter to fit directly to the throttle body
Ford/Bosch blue top injectors - 24lbs(@ 39psi)
Small Cap distributor
Bosch Oxygen Sensor
MSD Blaster Coil
All sensors and fittings
A full Accel wiring harness with stand alone ECM
Dedicated laptop with tuning software, a serial cable to connect directly to the Accel ECM, and the laptop is setup to get power from a 12v lighter socket. The laptop does look old and crusty, but still powers up and functions fully.


3m23p23l45Z05W05U2b2i6f5ca0c48efc1af8.jpg

3n93pb3l55Z65P35X3b2i50ff2576f6ee1b09.jpg

3me3of3l65Q65P25S5b2idd09130b61c71a9d.jpg

3m33oe3pe5Q45U25R4b2iccf80f73b6551fa6.jpg


i have a few questions.

is this accel setup sequential or batch fire?

does this accel comp work well with the holley?

will the stock 52mm throttle body be a hindrance?

will porting the stealth ram base be overkill given the limited nature of the L98 heads? ( i have porting experience, i can do a pro style job on the man. base)

my son has lots of experience tuning fuel and spark maps, so we won't have probs tuning the setup, i just want to make sure this is a good starting point, or should i wait for a more complete stealth ram setup with the correct components?

for your further info, the truck has 3.73 limited slip rear, a 700 r4 with a stock type converter ( will change if needed), and an aftermarket add on wiring harness to accomodate the TPI it currently has.

thanks so much for your knowledge, paul, i have learned a lot from you over the last 3 years.
 
Re: stealthram Q, piecing together fr craigslist parts-87 gm

joegagan said:
i have a few questions.

is this accel setup sequential or batch fire?
I don,t know because theres several versions, Id suggest calling accel with the part number

does this accel comp work well with the holley?
I don,t know because theres several versions, ID suggest asking a few questions and ask about sensor compatibility and connector issues,Id suggest calling accel with the part number, and the injector flow rate does matter

viewtopic.php?f=55&t=1200


BTW the stock HOLLEY FUEL PRESSURE REGULATOR ON THE STEALTH RAM, is know to have frequent failures, heres a link to a higher quality unit, part #6547

http://www.kirbanperformance.com/produc ... 36547.html
will the stock 52mm throttle body be a hindrance?
read thru this
viewtopic.php?f=55&t=641&p=859&hilit=58mm#p859



will porting the stealth ram base be overkill given the limited nature of the L98 heads? ( i have porting experience, i can do a pro style job on the man. base)
Done correctly,porting HELPS
viewtopic.php?f=55&t=1745&p=4381&hilit=stealthram#p4381

my son has lots of experience tuning fuel and spark maps, so we won't have probs tuning the setup, i just want to make sure this is a good starting point, or should i wait for a more complete stealth ram setup with the correct components?

for your further info, the truck has 3.73 limited slip rear, a 700 r4 with a stock type converter ( will change if needed), and an aftermarket add on wiring harness to accomodate the TPI it currently has.

thanks so much for your knowledge, paul, i have learned a lot from you over the last 3 years.
 
Re: stealthram Q, piecing together fr craigslist parts-87 gm

thanks paul. the links are all good info for sure, i read up on it.
sent an email to the guy, will ask what the specific info on the accel unit is if he gets back to me.
 
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