Largest tpi motor you know of?
#1
Largest tpi motor you know of?
What is the largest cubed sbc you know of running tpi, and what kind of power does it make? Details on the combo appreciated, of course. Thanks, Oldtimer.
#2
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Location: Arthur, Ontario, Canada
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Car: 92Z28, 99SS, 83Z28 & 86GTA
Engine: 421, LS1, 327Turbo & 383
Transmission: T-56, 4L60E, T5 & 4L60
Axle/Gears: 4:10, 3:42, 2:73 & 3:27
Re: Largest tpi motor you know of?
I have a mild 412ci's in my 92 Z28, dunno who has bigger, havent dyno'd it but it can hold its own
330817 block with, JE custom forged pistons 4.155"bore
eagle 4340 6" H-Beam rods, 4340 stroker eagle crank 3.800"stroke,
splayed billet main caps, 292XFI retrofit rollor cam,
comp ProMagnum 1.6 Rollor Rockers, ARP hardware, hv pump,
Alum AFR 195 Competition port heads 74cc and 9:1 compression, 30# SVO Injectors,
custom chip, MSD 6A, Holley Stealth Ram, Holley 58mm TB, March Alum under pulleys.
SLP Ceramic Coated 1 3/4" Headers, dual high flow Magnaflow cat's into a Dynomax Ultra 3" cats back,
Imco High Flow muffler with twin 4" Tubes sticking out the back.
BMR tubular K-member, BMR tubular A-Arms, BMR Extreme TQ arm,
TDS Wonderbar, Spohn Front and Rear Sway bar kit, Spohn sub frame connectors with BMR Boxed lower control arms and
Spohn LCA brackets, BMR Driveshaft safty loop.
and my 91 4x4 has a 421ci LTR sbc Speed Density TPI going into it, but its not runnnig yet, awaiting the custom pistons from JE still
330817 block with, JE custom forged pistons 4.155"bore
eagle 4340 6" H-Beam rods, 4340 stroker eagle crank 3.800"stroke,
splayed billet main caps, 292XFI retrofit rollor cam,
comp ProMagnum 1.6 Rollor Rockers, ARP hardware, hv pump,
Alum AFR 195 Competition port heads 74cc and 9:1 compression, 30# SVO Injectors,
custom chip, MSD 6A, Holley Stealth Ram, Holley 58mm TB, March Alum under pulleys.
SLP Ceramic Coated 1 3/4" Headers, dual high flow Magnaflow cat's into a Dynomax Ultra 3" cats back,
Imco High Flow muffler with twin 4" Tubes sticking out the back.
BMR tubular K-member, BMR tubular A-Arms, BMR Extreme TQ arm,
TDS Wonderbar, Spohn Front and Rear Sway bar kit, Spohn sub frame connectors with BMR Boxed lower control arms and
Spohn LCA brackets, BMR Driveshaft safty loop.
and my 91 4x4 has a 421ci LTR sbc Speed Density TPI going into it, but its not runnnig yet, awaiting the custom pistons from JE still
Last edited by Hawk92z-TDZ; 07-10-2007 at 05:23 PM.
#3
Supreme Member
Re: Largest tpi motor you know of?
RPM –- AS&M – SuperRam – 750 4-bbl
2500 - 242/511 - 232/489 --- 233/489
3000 - 317/556 - 312/546 --- 292/512
3500 - 355/533 - 350/526 --- 327/490
4000 - 436/572 - 429/564 --- 427/561
4500 - 489/571 - 505/589 --- 500/584
5000 - 503/528 - 527/554 --- 535/562
5500 - 500/478 - 519/496 --- 554/529
6000 ----------- 483/425 --- 550/482
Average power from 2500 – 5500
AS&M – 406/536
SuperRam – 411/538
750 4-bbl – 410/532 (427/526 from 2500 – 6000)
Last edited by BadSS; 07-04-2007 at 06:23 PM.
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