CA 350 Smog Exhaust Manifolds - The 1947 - Present Chevrolet & GMC Truck Message Board Network

**bonestock72** · 05-31-2018, 04:23 PM

See photo, came off of a 1986 GMC Suburban with a 350.

$30.00 + shipping+ paypal.

**bonestock72** · 06-09-2018, 11:46 AM

Ttt

Matt Man · 06-10-2018, 07:55 PM

Do these manifolds have any cracks/provision for the o2 sensor? Also does the EFE valve hold vacuum? Air injection leak? Shipping to 92407 please.

Thank you,

Matt

**bonestock72** · 06-10-2018, 08:11 PM

No o2 sensor EFE holds vacumn. Thanks, Ken

Matt Man · 06-11-2018, 02:56 PM

Going to pass on these for now.

**bonestock72** · 06-11-2018, 05:26 PM

OK, Thanks for responding

**bonestock72** · 07-14-2018, 10:30 AM

Ttt

**bonestock72** · 07-27-2018, 10:21 AM

Ttt

05-31-2018, 04:23 PM	#1
bonestock72 Senior Member Join Date: Aug 2015 Location: sierraville ca Posts: 425	350 Smog Exhaust Manifolds See photo, came off of a 1986 GMC Suburban with a 350. $30.00 + shipping+ paypal. Attached Images Last edited by bonestock72; 07-14-2018 at 10:30 AM.

06-09-2018, 11:46 AM	#2
bonestock72 Senior Member Join Date: Aug 2015 Location: sierraville ca Posts: 425	Re: 350 Smog Exhaust Manifolds Ttt

06-10-2018, 07:55 PM	#3
Matt Man Registered User Join Date: Oct 2009 Location: Buhl, Idaho Posts: 1,438	Re: 350 Smog Exhaust Manifolds Do these manifolds have any cracks/provision for the o2 sensor? Also does the EFE valve hold vacuum? Air injection leak? Shipping to 92407 please. Thank you, Matt __________________ 86 c30 crew cab dually 454/400 4/6 drop SOLD 1-8-11 1981 chevy K10 short Bed Scottsdale SOLD 10-26-2020 67 GMC Stepside Straight six/3 on the tree "The Peach" 2020 Silverado Double Cab LT Z71 5.3 8 speed Daily Driver K10 build http://67-72chevytrucks.com/vboard/s...d.php?t=671934 The Peach build http://67-72chevytrucks.com/vboard/s...d.php?t=733903

06-10-2018, 08:11 PM	#4
bonestock72 Senior Member Join Date: Aug 2015 Location: sierraville ca Posts: 425	Re: 350 Smog Exhaust Manifolds No o2 sensor EFE holds vacumn. Thanks, Ken

06-11-2018, 02:56 PM	#5
Matt Man Registered User Join Date: Oct 2009 Location: Buhl, Idaho Posts: 1,438	Re: 350 Smog Exhaust Manifolds Going to pass on these for now. __________________ 86 c30 crew cab dually 454/400 4/6 drop SOLD 1-8-11 1981 chevy K10 short Bed Scottsdale SOLD 10-26-2020 67 GMC Stepside Straight six/3 on the tree "The Peach" 2020 Silverado Double Cab LT Z71 5.3 8 speed Daily Driver K10 build http://67-72chevytrucks.com/vboard/s...d.php?t=671934 The Peach build http://67-72chevytrucks.com/vboard/s...d.php?t=733903

06-11-2018, 05:26 PM	#6
bonestock72 Senior Member Join Date: Aug 2015 Location: sierraville ca Posts: 425	Re: 350 Smog Exhaust Manifolds OK, Thanks for responding

07-14-2018, 10:30 AM	#7
bonestock72 Senior Member Join Date: Aug 2015 Location: sierraville ca Posts: 425	Re: 350 Smog Exhaust Manifolds Ttt

07-27-2018, 10:21 AM	#8
bonestock72 Senior Member Join Date: Aug 2015 Location: sierraville ca Posts: 425	Re: 350 Smog Exhaust Manifolds Ttt



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