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How do I identify these main cap bolts? arp or stock

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Old Jan 30, 2010 | 06:46 PM
  #1  
wanab03ss's Avatar
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From: chicago
Car: 87 GTA
Engine: 385 sbc
Transmission: 700r4
Axle/Gears: 2.73 posi
How do I identify these main cap bolts? arp or stock

I bought a used 385ci sbc and I was wondering if you can help me identify the bolts used on the main caps. they have and x with a small o stamped on the bolt heads, does anyone know if these are arp or stock? Heres a pic
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Old Jan 30, 2010 | 09:48 PM
  #2  
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From: Petal Ms.
Car: 1990 Iroc
Engine: 6.0
Transmission: 4l65E
Axle/Gears: 373 zexel torsen
Re: How do I identify these main cap bolts? arp or stock

stock, gm bolts
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Old Jan 30, 2010 | 11:47 PM
  #3  
BASSETT IROC 85's Avatar
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From: Heart of Dixie
Car: 1987 Camaro Sport Coupe
Engine: 355
Transmission: 700R4
Axle/Gears: 7.5 inch 342
Re: How do I identify these main cap bolts? arp or stock

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Old Jan 31, 2010 | 02:17 AM
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From: Tracy, CA
Car: '87 IROC
Engine: LB9
Transmission: TH700R4
Re: How do I identify these main cap bolts? arp or stock

If strength is an issue: when in doubt, throw it out.
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