bumper bolt sizes - The 1947 - Present Chevrolet & GMC Truck Message Board Network

67ChevyC10Stepside · 01-29-2005, 11:52 PM

what size bolts do i need to mount up my bumper? i need the two that attach to the bumper brackets and the two through the front to the frame horns and the two to the top of the horns through the small bumper brackets.

67ChevyC10Stepside · 01-30-2005, 12:44 AM

anyone??

BubbaGreen · 01-30-2005, 01:00 AM

You need 1/2-13 x 1" Carriage bolts, get the ones with SST over the caps (at least if you have a chrome bumper)
They sell these now at autozone for about a $1.00 each.

67ChevyC10Stepside · 01-30-2005, 01:11 AM

my bumper is black....what size go through the frame? 3/8? half?

BubbaGreen · 01-30-2005, 01:13 AM

1/2 goes thru the frame as well...

BubbaGreen · 01-30-2005, 01:14 AM

get at least grade 5 bolts....and 8 if you can find them.

01-29-2005, 11:52 PM	#1
67ChevyC10Stepside Registered User Join Date: Mar 2004 Location: Butler PA Posts: 3,034	bumper bolt sizes what size bolts do i need to mount up my bumper? i need the two that attach to the bumper brackets and the two through the front to the frame horns and the two to the top of the horns through the small bumper brackets. __________________ 67 c-10, 400 SB, TH350, 4.10 gears, Blazer tank,camaro tach, sidemarker fuel fill (soon) WTB: stepside parts, 67 front end parts, 67 small window cab. posi for 3.73 or 4.10 for 12 bolt and 10 bolt.

01-30-2005, 12:44 AM	#2
67ChevyC10Stepside Registered User Join Date: Mar 2004 Location: Butler PA Posts: 3,034	anyone?? __________________ 67 c-10, 400 SB, TH350, 4.10 gears, Blazer tank,camaro tach, sidemarker fuel fill (soon) WTB: stepside parts, 67 front end parts, 67 small window cab. posi for 3.73 or 4.10 for 12 bolt and 10 bolt.

01-30-2005, 01:00 AM	#3
BubbaGreen Senior Member Join Date: Mar 2001 Location: Cedar Park, TX Posts: 686	You need 1/2-13 x 1" Carriage bolts, get the ones with SST over the caps (at least if you have a chrome bumper) They sell these now at autozone for about a $1.00 each. __________________ 71 Chevy C-10 SWB Fleetside RamJet-350/4L60e & Compushift/3.73Posi See it at www.prismnet.com/~grzanich

01-30-2005, 01:11 AM	#4
67ChevyC10Stepside Registered User Join Date: Mar 2004 Location: Butler PA Posts: 3,034	my bumper is black....what size go through the frame? 3/8? half? __________________ 67 c-10, 400 SB, TH350, 4.10 gears, Blazer tank,camaro tach, sidemarker fuel fill (soon) WTB: stepside parts, 67 front end parts, 67 small window cab. posi for 3.73 or 4.10 for 12 bolt and 10 bolt.

01-30-2005, 01:13 AM	#5
BubbaGreen Senior Member Join Date: Mar 2001 Location: Cedar Park, TX Posts: 686	1/2 goes thru the frame as well... __________________ 71 Chevy C-10 SWB Fleetside RamJet-350/4L60e & Compushift/3.73Posi See it at www.prismnet.com/~grzanich

01-30-2005, 01:14 AM	#6
BubbaGreen Senior Member Join Date: Mar 2001 Location: Cedar Park, TX Posts: 686	get at least grade 5 bolts....and 8 if you can find them. __________________ 71 Chevy C-10 SWB Fleetside RamJet-350/4L60e & Compushift/3.73Posi See it at www.prismnet.com/~grzanich

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