Dyno test results - 350TPI, 700R4

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Jul 7, 2016 | 02:20 PM

bigchief

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Joined: Jun 2004

Posts: 741

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From: Long Island NY

Car: 1989 Firebird Formula

Engine: 5.7L 355 TPI

Transmission: 700 R4 with TCI rebuild kit and valve body mods

Dyno test results - 350TPI, 700R4

I'm going to dyno my car next week, any guesses on HP and TQ at the wheels?

350 .030" over (355)
Mild hyd flat-tappet cam
305 heads (58cc, 10.5:1 compression)
Shorty headers, 3" catback with no cat
700R4 transmission, rebuilt with TCI kit
2000rpm summit tq converter
2.73 rear end gears
(the rest of the specs are in my sig)

Jul 7, 2016 | 02:46 PM

dmccain

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Posts: 4,553

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From: South Ms

Car: 89 Firebird

Engine: 355 TBI

Transmission: 700R4

Axle/Gears: 10 Bolt.Posi-3.73s

Re: Dyno test results - 350TPI, 700R4

190 HP 275 TQ at rear wheels.

Jul 8, 2016 | 05:46 AM

mcgarnicle

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Posts: 823

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From: erlangen, Germany

Car: 1991 Z28 1LE

Engine: LS1

Transmission: T56

Axle/Gears: 3.42

Re: Dyno test results - 350TPI, 700R4

210 hp 315 tq at wheels

Jul 9, 2016 | 10:28 AM

Tibo

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Posts: 5,028

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From: Desert

Car: 1991 Z28 Vert

Engine: 383 single plane efi

Transmission: T-56

Axle/Gears: 8.8 with 3.73s

Re: Dyno test results - 350TPI, 700R4

Depends what this mild cam is, if it has been tuned. Stock TPI? Are they the better flowing 306 head? Was it the 016 or something? I can't recall. I could see at least stock horsepower If it was tuned and the cam is not a mismatch, so ~225.