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Thoughts on Putting in a 350 Crate Engine with 408 HP

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Old May 31, 2011 | 11:06 AM
  #1  
LTL_DMON's Avatar
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From: Tampa, Florida
Car: 1986 Trans AM
Engine: 305 TPI
Thoughts on Putting in a 350 Crate Engine with 408 HP

I want to swap out my stock 305 TPI auto engine with a 350, but I don't want just a stock 350 so I found this...

http://high-performance-engines.com/...duct_Code=HP34

Thoughts? Would this be an easy swap? What else do I need, new computer or just a new chip? What about anything for the engine it's self? Do I have to replace anything like the rear end? I'm rather new to the whole project car thing so any help would be appreciated.





A Small Block with lots of GUTS. Aluminum Cylinder heads, roller Camshaft, performance intake and fired by a MSD Distributor.


Stage: 2
HP: 408
TORQUE: 414
Engine Type: Chevy Small Block V8
Displacement (cu.in): 350
Block: 4 Bolt main/Roller
Bore / Stoke: 4.030 X 3.480
Crankshaft: Nodular steel 1 Piece Seal
Rods: 4340 I Beam
Pistons: Hypereutectic
Rings: Moly


Camshaft Type: HYD. Roller
Camshaft Lift: .528 IN X .536 EX
Camshaft Duration @.50: 220 IN X 224 EX
Cylinder Head Type: Aluminum
Chamber Size: 70 cc
Valve Size: 2.02 IN X 1.60 EX
Intake Runner Volume: 170 cc
Compression Ratio: 10.1:1
Rocker Arm Type: Roller tip
Rocker Arm Ratio: 1.6:1
Sheet Metal: Chrome V/C T/C Black O/P
Recommended Fuel: 92 Octane
Ignition Timing: 36 Degrees Total Advance
Max RPM: 5800
Warranty: 24/Unlimited
Dyno Proven: YES

Price: $4,699.00
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Old May 31, 2011 | 12:32 PM
  #2  
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From: Safford, AZ
Car: 1992 RS
Engine: 305 (LO3)
Transmission: 700R4
Axle/Gears: 2.73?
Re: Thoughts on Putting in a 350 Crate Engine with 408 HP

Remove all of you computer, including wires and main ecm. Put TPI on shelf in your garage or sell it to buy recommended carb for this motor.
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Old May 31, 2011 | 12:48 PM
  #3  
bduffey723's Avatar
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From: Valparaiso,IN
Car: not a camaro anymore
Re: Thoughts on Putting in a 350 Crate Engine with 408 HP

Originally Posted by gwarren007
Remove all of you computer, including wires and main ecm. Put TPI on shelf in your garage or sell it to buy recommended carb for this motor.

and someway to take care of the fuel pump. or get a mechanical one. i kept the in tank and wired it to a relay and bought the mallory 4309
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Old May 31, 2011 | 06:17 PM
  #4  
LTL_DMON's Avatar
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From: Tampa, Florida
Car: 1986 Trans AM
Engine: 305 TPI
Re: Thoughts on Putting in a 350 Crate Engine with 408 HP

Do I need the FAST EZ EFI Kit Upgrade?
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Old May 31, 2011 | 07:11 PM
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From: Il
Car: 1989-92 FORMULA350 305 92 Hawkclone
Engine: 4++,350 & 305 CIs
Transmission: 700R4 4800 vig 18th700R4 t56 ZF6 T5
Axle/Gears: 3.70 9"ford alum chunk,dana44,9bolt
Re: Thoughts on Putting in a 350 Crate Engine with 408 HP

Keep the stock computer, put a mini ram or HSR on it, correct size injs, upgrade fuel pump and have some tunning done. step 57, Enjoy
Im not a fan of stumblerators or bog-en-ators...
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Old May 31, 2011 | 09:21 PM
  #6  
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From: Valparaiso,IN
Car: not a camaro anymore
Re: Thoughts on Putting in a 350 Crate Engine with 408 HP

Originally Posted by LTL_DMON
Do I need the FAST EZ EFI Kit Upgrade?
no take all that out, a carb is intended to be used on this motor as most crates

Originally Posted by TTOP350
Keep the stock computer, put a mini ram or HSR on it, correct size injs, upgrade fuel pump and have some tunning done. step 57, Enjoy
Im not a fan of stumblerators or bog-en-ators...
easier to tune with a carb. carbs are just as good as fuel injection. i only favor carb for the ease of tune. if ppl are going to start the fi vs carb bullshit just look at top motorsports, majority use carbs.

whatever route u take enjoy and have fun =]
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