my 350 swap need help
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Joined: May 2009
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From: bremerton Wa.
Car: 87 Z28
Engine: 305 soon to be 383
Transmission: th350
my 350 swap need help
i just need some help here i have found a 350 with the casting #3970014. my resurch tells me this is a 70-73 motor and i want to place it in my 87 camaro, what potential problems will i more than likely have and will my accesories bolt up correctly, along with my distributor. and finally will my heads from my 305 bolt up to the 350 i,ve heard this is a pretty common thing to do to raise compression and horsepower. I've also found another motor with the casting number #10066036 will this one work also?
Last edited by J.M.F.F.; May 23, 2009 at 04:23 PM.
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From: pa
Car: 86 Iroc-Z
Engine: 310ci soon to be 355ci
Transmission: built 700r4
Axle/Gears: I think 3.08s
Re: my 350 swap need help
The 350 will have all the nessary bolt holes for the accesaries.
10066036...350...........2 or 4...Target Master/Goodwrench crate motor, 2-piece rear
seal, "Hecho en Mexico"
Yes this block will work too.
The dizzy will work too.
The 305 heads might and might not fit Iv heard some do and some dont, Someone else is gonna have to chime in on this one too.
10066036...350...........2 or 4...Target Master/Goodwrench crate motor, 2-piece rear
seal, "Hecho en Mexico"
Yes this block will work too.
The dizzy will work too.
The 305 heads might and might not fit Iv heard some do and some dont, Someone else is gonna have to chime in on this one too.
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From: Mid-State North Carolina
Car: 83 Z28
Engine: Comp Controled 350 w/ carb
Transmission: 5 Speed
Re: my 350 swap need help
While making my swap to a 350 I found the dipstick and flywheel to be the the biggest problem. Early (pre 81) had dipstick on drivers side. It gets in the way of manifolds. Headers can fix this and make a great power improvement. The 87 should have a 1 piece RMS while the early has a 2 piece rear main seal. The flywheel, flexplate do not interchange. U will need a 2 piece RMS fly/flex with 153 teeth.
Thread Starter
Junior Member
Joined: May 2009
Posts: 6
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From: bremerton Wa.
Car: 87 Z28
Engine: 305 soon to be 383
Transmission: th350
Re: my 350 swap need help
about the flywheel. i have an automatic so will this apply to my flexplate or is that a whole other ball game?
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iTrader: (2)
Joined: Sep 2006
Posts: 240
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From: pa
Car: 86 Iroc-Z
Engine: 310ci soon to be 355ci
Transmission: built 700r4
Axle/Gears: I think 3.08s
Re: my 350 swap need help
Junior Member
iTrader: (4)
Joined: Dec 2008
Posts: 66
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From: Mid-State North Carolina
Car: 83 Z28
Engine: Comp Controled 350 w/ carb
Transmission: 5 Speed
Re: my 350 swap need help
I have an 83 Z w/ a t-5. My car uses a flywheel,clutch and pressure plate. Automatics use a flex plate and a torque converter. Either way, U need a 153 tooth for a 2 piece RMS. Not usually too expensive. BTW, are U using headers?
Joined: Mar 2000
Posts: 43,187
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From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
Since 350's didn't come back to f-bodies until 1987, and they were one-piece rear main seal by then, you're just going to confuse the poor counter person as he tries to find that in the computer.
Get a flexplate for a 1984 Camaro 305 with automatic transmission. Tell them VIN "H", because it won't matter whether it's "H" or "G" or "XYZ" if it's for an '84 Camaro 305 with automatic transmission. It will be 2-piece rear main seal, 153-tooth, 12.75".
Get a flexplate for a 1984 Camaro 305 with automatic transmission. Tell them VIN "H", because it won't matter whether it's "H" or "G" or "XYZ" if it's for an '84 Camaro 305 with automatic transmission. It will be 2-piece rear main seal, 153-tooth, 12.75".
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Junior Member
iTrader: (4)
Joined: Dec 2008
Posts: 66
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From: Mid-State North Carolina
Car: 83 Z28
Engine: Comp Controled 350 w/ carb
Transmission: 5 Speed
Re: my 350 swap need help
Five7kid has never led me wrong. Read a lot of his posts during my 350 swap.
Thread Starter
Junior Member
Joined: May 2009
Posts: 6
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From: bremerton Wa.
Car: 87 Z28
Engine: 305 soon to be 383
Transmission: th350
Re: my 350 swap need help
153 tooth 12.75" got it! thanks guys that would have really sucked to find out on my own, and i already have a set of hooker headers with the y-pipe.
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