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Making a roller block?

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Old May 24, 2011 | 11:42 PM
  #1  
I_R_O_C_Z_2_8's Avatar
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From: Texas
Car: 1991 Trans Am GTA
Engine: 350 tpi
Transmission: 700R4
Axle/Gears: 3.42
Making a roller block?

What's up his in about to start putting my motor together...i picked up as 305 which was a lo3 that's what I found out from decoding the vin....when I tore it down I found it didn't have the things for a roller cam spider dog bones etc.....so I went ahead and purchased everything from another member on here...can I just put these things on and it will work work with a roller cam....ill be running a lt1 cam thanks.
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Old May 25, 2011 | 12:28 AM
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five7kid's Avatar
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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
Yes, it'll work with an LT1 cam as long as the block has the provision for the roller lifter retainers, cam retainer plate, etc., already machined.
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Old May 25, 2011 | 08:41 AM
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I_R_O_C_Z_2_8's Avatar
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From: Texas
Car: 1991 Trans Am GTA
Engine: 350 tpi
Transmission: 700R4
Axle/Gears: 3.42
Re: Making a roller block?

it HAS liner the holes for the spider I got everything from another motor so I can just or it I n?
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Old May 25, 2011 | 10:26 AM
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From: Safford, AZ
Car: 1992 RS
Engine: 305 (LO3)
Transmission: 700R4
Axle/Gears: 2.73?
Re: Making a roller block?

pictures?
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Old May 25, 2011 | 11:09 AM
  #5  
five7kid's Avatar
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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
(I'll have to admit I'm having trouble understanding what you're asking.)

If the nubs in the lifter valley have been machined flat on the top, drilled and tapped; and the tops of the lifter bores have been machined flat; and the front of the block where the cam goes in is machined flat and has holes drilled for the cam retainer plate - then yes, you can install the LT1 cam with the retainer plate, and the factory roller lifters with the dog bone anti-rotation plates and spider dog bone retainer. Use an '87-'92 3rd gen V8 timing set.

Be aware that the factory used two different spacings for the cam retainer plate bolts (and I hope you got that with the other roller lifter stuff you got). I got my roller lifter parts from an '87 LB9, to put in a early-90's ZZ3 block, and they were of the different type. I elongated the bolt holes in the plate to get it to fit.
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Old May 25, 2011 | 02:19 PM
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I_R_O_C_Z_2_8's Avatar
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From: Texas
Car: 1991 Trans Am GTA
Engine: 350 tpi
Transmission: 700R4
Axle/Gears: 3.42
Re: Making a roller block?

Ya the block was from a 88 firebird but was flat tapped when I got it for done reason....anyways yeah it had all the things I assume to use the roller stuff the cam retainer plate bolted right up so I'm guess ibf its ok to use it....i didn't change the bearings in the motor I left all internals inside of it. Thanks for the help I was a little confused a little bit...m my dumb friend told me I had to change my cam bearings and stuff.
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