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Old 11-04-2009, 12:59 PM   #41
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Do they make a power steering pulley that is slightly smaller? Even slightly would give me just a little more room on the passenger side (can move motor to drivers side little more) . It's less than 1/2" now without the belt on.
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Old 11-04-2009, 07:33 PM   #42
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My car has the smaller billet pulley from S&P.

However, my engine was set in the middle, not offset like it should have been. Other swaps clear the factory C5 pulley.
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Old 11-04-2009, 07:36 PM   #43
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Edit: I searched a little and see what you are talking about tho. Yea, same idea I was talking about but i'd still have to use the C5 mounts as I believe the LT1 block was the same as any SBC?? Regardless to also use the C5 stock bushing you'd have to make the mount a little lower (no big deal) or use a short bushing (again no big deal). I can fab up something like that pretty easy, probably with the steel I have laying around already. Seem the C5 mounts cost about $99 (used) by themselves tho then another $100 for the bushings that sucks which points me to just fabbing the motor mounts too maybe but would be nice to have replaceable pieces.
Right, those guys are using the C5 stands, and LT1 k-member.

I bet you could find C5 stands cheaper than that with some shopping around.
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1973 Buick Century-delayed by new project, but an L92 waits patiently for it on a stand
2002 Hardtop Z28-MMM M6 Strano-Sway Bars-Springs-Koni S/As-C5 Brakes-Hooker LTs,ORY,CB
2007 2500HD "Classic"-6.0 5-speed ECSB 2wd-trim delete-Bilsteins-Federico Sway Bars-3.42s-Cragar Soft-8s w 285/70/17 BFGs
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Old 11-04-2009, 11:29 PM   #44
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My car has the smaller billet pulley from S&P.

However, my engine was set in the middle, not offset like it should have been. Other swaps clear the factory C5 pulley.

I'm just looking for that little extra in hopes I can fit the A/C compressor I picked up some C5 mounts so when they get here I'll start fabbing again. I have to swap out the water pump on my TA now, seeping coolant and the temps jumped way up a couple times today in traffic. It's on it's last leg I guess Always more to do it seems.
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Old 11-06-2009, 11:54 AM   #45
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Just an FYI concerning your fuel delivery:

The stock 84 Corvette had the crossfire injection, which was just two TBI throttle bodies on a POS crossram-style manifold. My point is, I believe that the factory fuel pressure was only 9-12lbs. This is probably why your car has that external fuel pump.

Likewise, stock fuel lines for an 84 are only designed for 9-12lbs of pressure, and are unlikely to be the same fuel lines that later models used.

85 cars had the TPI installed, but ran a rather unique 35lbs of pressure. 86+ had the standard 43.5lb fuel pressure. As far as I know, the fuel lines in the 85 were the same as later years, and only the fuel pressure regulator was different, but I really am not sure about that.

Point is... do your homework on your fuel system if you intend to use any "stock" parts. My recommendation would be that you bend up your own fuel lines and use a Walbro 255 pump in a sending unit from an 86+ car.
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Old 11-06-2009, 12:06 PM   #46
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Quote:
Originally Posted by black87c4 View Post
Do they make a power steering pulley that is slightly smaller? Even slightly would give me just a little more room on the passenger side (can move motor to drivers side little more) . It's less than 1/2" now without the belt on.
Look in the chevelle swap sticky. There is a factory ford pulley that is smaller that the A body guys use to clear the steering box. If you put the car on a diet I think that 2700-2800 lbs is doable. My 87 convertable was 3380 with TPI and an auto.

Here is a prime canidate if someone wants to play along. http://cgi.ebay.com/ebaymotors/ws/eB...CA:MOTORS:1123
If I don't sell it then it will probably get this treatment although with a solid axle rear.
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Old 11-06-2009, 08:00 PM   #47
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Quote:
Originally Posted by Jim85IROC View Post
Just an FYI concerning your fuel delivery:

The stock 84 Corvette had the crossfire injection, which was just two TBI throttle bodies on a POS crossram-style manifold. My point is, I believe that the factory fuel pressure was only 9-12lbs. This is probably why your car has that external fuel pump.

Likewise, stock fuel lines for an 84 are only designed for 9-12lbs of pressure, and are unlikely to be the same fuel lines that later models used.

85 cars had the TPI installed, but ran a rather unique 35lbs of pressure. 86+ had the standard 43.5lb fuel pressure. As far as I know, the fuel lines in the 85 were the same as later years, and only the fuel pressure regulator was different, but I really am not sure about that.

Point is... do your homework on your fuel system if you intend to use any "stock" parts. My recommendation would be that you bend up your own fuel lines and use a Walbro 255 pump in a sending unit from an 86+ car.
Thank you Jim for the drastic underestimation of my knowledge level!

I realize the lower fuel pressure issue of the actual stock pump. I have a racetronix kit including a walbro pump ready to replace the stocker (in-tank). Not sure why the last guy didn't go the same route.

I'll check into the 84 lines being different, than say an 86. I bet up to the fire-wall they are the same though. And I remain confident factory steel hard lines can handle more than the factory 9-12 lbs...

In other GM applications (80s-90s) where both TBI and TPI where offered, sending units and lines remain constant for the most part, pumps and firewall-engine lines being the difference. So I am cautiously optimistic here.

Don't get me wrong though, I'm looking for info, and appreciate suggestions.
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84 C4 -LS1/T56 in progress(delete:radio-A/C-heater-anything that doesn't make it faster)street legal light weight road racer
1973 Buick Century-delayed by new project, but an L92 waits patiently for it on a stand
2002 Hardtop Z28-MMM M6 Strano-Sway Bars-Springs-Koni S/As-C5 Brakes-Hooker LTs,ORY,CB
2007 2500HD "Classic"-6.0 5-speed ECSB 2wd-trim delete-Bilsteins-Federico Sway Bars-3.42s-Cragar Soft-8s w 285/70/17 BFGs
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