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Username Post: Chevy long block - carb vs fuel injection ?        (Topic#276868)
Capr87Elco70 
Very Senior Member
Posts: 1410

Age: 29
Loc: New York
Reg: 06-24-02
02-23-12 10:15 AM - Post#2194200    

I've been shopping around for a long block for my '87 Caprice. Many I see for sale are listed as fuel injected
My question is, does it matter if I purchase one listed as a fuel injected motor if I'm putting on my carbureted intake or are there more differences, like something won't bolt up.

 
models916 
Frequent Contributor
Posts: 1941

Age: 62
Loc: Addison, IL
Reg: 05-28-10
02-23-12 11:07 AM - Post#2194223    
    In response to Capr87Elco70

Some of the injected later blocks don't have a boss for the mechanical fuel pump, some have the boss but is not machined for the internal rod, or some have everything except the cam is missing the fuel pump lobe. Could just run an electric and regulator to the carb.

 
C10 Sleeper 
Valued Contributor
Posts: 3426
C10 Sleeper
Loc: Redding Ca
Reg: 03-17-09
02-23-12 12:26 PM - Post#2194263    
    In response to models916

Also another thing to think about is different variations of fuel infection used different styles of heads so you will have to get the appropriate intake manifold for what you are going to use. Example : if you buy a vortec long block and want to use a Carb you will need to use a carbureted intake that is compatible with vortec heads.
http://photobucket.com/C10Pictures


 
Capr87Elco70 
Very Senior Member
Posts: 1410

Age: 29
Loc: New York
Reg: 06-24-02
02-23-12 12:32 PM - Post#2194264    
    In response to C10 Sleeper

So many varations, glad I asked, thanks. I'd love to upgrade from the 305 but I want to make this as easy as possible to do myself so I'll probably just put another in. Ideally it'd be a fuel injected 350 but who knows what I'd be getting into. I can fix everything else on the car but new to engines.

My next question is, can I remove the engine with the exhaust manifolds unbolted from the block still attached to the exhaust? Amazingly all the bolts came out without any problems. I'm guessing I'll have to disconnect them anyway from the exhaust to get them aligned with the new block..

 
C10 Sleeper 
Valued Contributor
Posts: 3426
C10 Sleeper
Loc: Redding Ca
Reg: 03-17-09
02-23-12 01:32 PM - Post#2194293    
    In response to Capr87Elco70

Upgrading to a 350 is not going to be any different than putting in another 305. If you have any questions there are plenty of knowledgable people here that would be happy to talk you through it. As for the exhaust manifolds being in the way I'm not sure about your vehicle. I have done it a couple of times with a truck. It usually just makes things harder to get too and definitely adds to it. My opinion is pull them off if you don't have little hands.
http://photobucket.com/C10Pictures


 
models916 
Frequent Contributor
Posts: 1941

Age: 62
Loc: Addison, IL
Reg: 05-28-10
02-24-12 07:38 AM - Post#2194593    
    In response to C10 Sleeper

This should be a drop in.

http://www.summitracing.com/parts/NAL-10067353/

 
MikeB 
Senior Member
Posts: 9389
MikeB
Loc: Plano, TX
Reg: 08-28-03
02-26-12 07:58 AM - Post#2195375    
    In response to models916

  • models916 Said:

Not really. He has a 1987 car, which means it's a 1-piece main seal block. The link is to an earlier 2-piece main seal block. Flexplates are totally different on these engines. In addition to the crankshaft flange bolt circle being smaller, the flexplate has a counterweight on it.

I'd stop by a Chevy dealer to get the GM P/N for the correct long block. Then shop that price at places like Scoggin-Dickey or other local dealers.
Real Hot Rods have a Clutch!

1955 210 2dr: 327, Brodix IK180 heads, Jones cam, Muncie M20, Wilwood front brakes

1969 C-10 pickup: 350, TH350

My car pictures



 
models916 
Frequent Contributor
Posts: 1941

Age: 62
Loc: Addison, IL
Reg: 05-28-10
02-27-12 08:57 AM - Post#2195821    
    In response to MikeB

Ok, spend more money for the correct engine rather than $50 for the correct flywheel.

 
N8sToolz 
Very Senior Member
Posts: 2314
N8sToolz
Age: 27
Loc: N 42° 53.290' W71° 34.1...
Reg: 10-23-03
02-27-12 08:40 PM - Post#2196099    
    In response to models916

And a superior seal design.
1982 Chevy K20 Converted from C20.
355/700R4
2002 Yamaha XVS1100CL VStar
2002 S10 2WD


 
C10 Sleeper 
Valued Contributor
Posts: 3426
C10 Sleeper
Loc: Redding Ca
Reg: 03-17-09
02-27-12 10:04 PM - Post#2196132    
    In response to N8sToolz

I'm not sure about it for sure but didn't the one piece rear seal motors come with provisions for a factory hydraulic roller cam? In my opinion of I were to upgrade from a 305 to a 350 and I didn't have to jump through hoops at an emissions testing station and was going to buy a crate long block I would probably go with a vortec 350. Upgrade the cam throw on a nice carbureted intake and have a nice street friendly car that could stay out front of most people on the road. You would have a 1 piece seal, hydraulic roller cam, choices for parts that are readily available and relatively cheap, existing motor mounts and exhaust will bolt right up.
http://photobucket.com/C10Pictures


 
models916 
Frequent Contributor
Posts: 1941

Age: 62
Loc: Addison, IL
Reg: 05-28-10
02-28-12 06:27 AM - Post#2196198    
    In response to C10 Sleeper

I think CA makes you pass smog on either the VIN date or the engine date, whichever is newer. Might have trouble with a carb on a Vortec engine. Better check that out before you spend. In IL they only check cars with OBDII, can kind of do whatever you want on the older stuff.

 
C10 Sleeper 
Valued Contributor
Posts: 3426
C10 Sleeper
Loc: Redding Ca
Reg: 03-17-09
02-28-12 08:07 AM - Post#2196230    
    In response to models916

CA is a pita anything that is model year 1975 or older doesn't have to be inspected. Engine swaps can legally be done if you follow the long list of rules and have the BAR inspect it and approve it.
http://photobucket.com/C10Pictures


 
models916 
Frequent Contributor
Posts: 1941

Age: 62
Loc: Addison, IL
Reg: 05-28-10
02-29-12 06:55 AM - Post#2196600    
    In response to C10 Sleeper

His is 1987, they're going to look and check.

 
D.Mac 
Senior Member
Posts: 971

Loc: Ontario Canada
Reg: 03-22-03
02-29-12 09:27 AM - Post#2196646    
    In response to C10 Sleeper

  • C10 Sleeper Said:
I'm not sure about it for sure but didn't the one piece rear seal motors come with provisions for a factory hydraulic roller cam?




Not necessarily. The passenger car blocks were machined for roller cams. Trucks did not come with roller cams until '96. I personally have yet to see a '87-'95 truck block that was machined for the roller set-up.
The blocks are the same, and have the bosses for roller set-up, but are not machined for it.
Dave MacDonald
Ontario, Canada

'66 Impala LT1/C950-,EFI,700R4,(sold 07/2011)
'12 Sonic LTZ, Turbo, M6
'07 Pontiac Solstice GXP
'06 Caddy CTS-V


 
C10 Sleeper 
Valued Contributor
Posts: 3426
C10 Sleeper
Loc: Redding Ca
Reg: 03-17-09
02-29-12 09:32 AM - Post#2196648    
    In response to D.Mac

That sounds right from what I have seen now that you mentioned it.
http://photobucket.com/C10Pictures


 
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