Tall cenbolt valve covers
Member
Joined: Apr 2000
Posts: 398
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From: Salisbury NC
Car: 87 Monte Carlo SS
Engine: 89 IROC 350 TPI
Transmission: 700R4 rebuilt w/TCI kit
Axle/Gears: 9" from 57 ranchero unsure gears.
I was looking as well, only thing I could come up with but havent done, is getting a second set and then cutting the 2 in half, or almost, one cut a little higher than half way from the bottom and the other a little lower than half way from the top and welding them together get a little creative with a grinder to make it look right and then cover the whole thing with some carbon fiber cloth give it that extra custom look, on my set up with 1.6 RR. I think I would need 3/8" at most to clear everything with no problems, but figured might as well go half inch to make sure.
Senior Member
Joined: Dec 2001
Posts: 652
Likes: 0
From: Pahrump, Nv
Car: 1991 z28
Engine: l98
Transmission: 700r4
I cant speak from experience on this just yet, but I was told that you can use the stock valve covers with the 1.6's, and the only aftermarket valve covers that can be used are the Moroso polished aluminum ones. I got those and if you look at the tubes for the centerbolts you can see the machining done to em for clearance. I have seen guys with the pro magnims from comp cams. try a search using "roller rockers"
Member
Joined: Apr 2000
Posts: 398
Likes: 0
From: Salisbury NC
Car: 87 Monte Carlo SS
Engine: 89 IROC 350 TPI
Transmission: 700R4 rebuilt w/TCI kit
Axle/Gears: 9" from 57 ranchero unsure gears.
mine didnt clear, I have a set of earson rr's only the crane golds fit under the stock vc's
Member
iTrader: (1)
Joined: Dec 2000
Posts: 432
Likes: 2
From: Long Island, N.Y.
Car: 1986 Camaro Z-28
Engine: Chevy ZZ4
Transmission: Select Built 700R4
Axle/Gears: Moser Axles / 3.73 Richmond Gears
Here's what I have. I don't have 1.6's but I can't imagine these not working. Unfortunately the box only says SB Chevy Valve Covers and a sticker that says Muscle Products # 6047. That's as much brand info as I can find but I've seen alot of people with these. You could prob. find them without too much trouble. They cost about $170.00
Joined: Dec 1999
Posts: 3,544
Likes: 19
From: WI,USA
Car: 89 FORMULA 350, 91 Z28 Convertible
Engine: ls1, LB9
Transmission: t56, Auto
Axle/Gears: S60/ 3.73
I have seen the covers ryn28 has at the swap meets, the guys that sell all the new crome tin. always have those taller ones. or if you want to keep it stock looking Gm performance has the addapters for using the old style valve covers on our heads but, I think they could work as a spacer.
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Will tall covers have any clearance issues on tpi cars with things like the brake booster? The guy who built my engine said he had an 88 iroc and could not fit tall covers on due to clearance issues (not hood clearance).
Supreme Member
Joined: Dec 2000
Posts: 1,536
Likes: 0
From: Springfield, MO, USA
Car: 1986 Trans Am, 1991 Firebird
Engine: 355 TPI, 3.1L V6
Transmission: 700R4 in both
I have a TPI 355 and my friend thinks that I will have clearance issues with the tall valve covers. I think it'll be just fine. I'll find out after I get 1.6 rr's.
Senior Member
Joined: Jul 1999
Posts: 853
Likes: 0
From: Everett, MA . USA
Car: 89 FORMULA FIREBIRD, 86 CHEVY CAMARO
Engine: L98, LB9 RESPECTIVLY
Transmission: 700 R4 (BOTH)
Correct me if I'm wrong here guys, but wouldn't a set of roller rockers that would fit under the stock valve covers be cheaper than buying rockers AND valve covers?
Member
Joined: Apr 2000
Posts: 398
Likes: 0
From: Salisbury NC
Car: 87 Monte Carlo SS
Engine: 89 IROC 350 TPI
Transmission: 700R4 rebuilt w/TCI kit
Axle/Gears: 9" from 57 ranchero unsure gears.
depends on where you get your stuff, I got mine for like 150 off ebay and they are brand new
Member
Joined: Jul 2001
Posts: 363
Likes: 0
From: Jefferson City, MO, USA
Car: 1990 Chevrolet Camaro RS
Engine: 350 TPI
Transmission: 700R4
Check out Street & Performance www.hotrodlane.cc, I have AFR heads and GM 1.6 Roller rockers. The stock valve cover did not work, so I got mine form Street & Performance they are polished aluminum and are not cheap ($250) They look great, are very nice quality, and are machined to work with roller rockers, they are a little taller than the stock valve covers. I have no clearance problems, but I do not have my AIR system anymore to get in the way.
Supreme Member
Joined: Jan 2001
Posts: 1,746
Likes: 0
From: Tucson, AZ
Car: 1991 Z-28
Engine: Can you say stroke?!?!
Transmission: 700-r4
Axle/Gears: 3.42
Check www.expressauto.zoovy.com , this is where I got mine at and they were only $120. They are tall, center bolt, & and ball milled.
Senior Member
Joined: Apr 2002
Posts: 537
Likes: 0
From: Milwaukee, Wisconsin
Car: 87 Iroc Z28
Engine: 355 TPI
Transmission: T56
check out this post, I have a pic of mine on there and where I got them and all that. They seem pretty tall, not sure what they would clear but there from classic industries so Im sure they would beable to tell you if you called themhttps://www.thirdgen.org/techbb2/showthread.php?s=&threadid=106997
Junior Member
Joined: Apr 2002
Posts: 99
Likes: 0
From: Glendale, AZ
Car: it doesnt really drive right now
Engine: 383
Transmission: 700r4
DM91RS,
How long ago did you get those valve covers? I checked summit's site and cant find them and I also looked on the TD Performance site and cant find them there either.
SB
How long ago did you get those valve covers? I checked summit's site and cant find them and I also looked on the TD Performance site and cant find them there either.
SB
Speedway Motors has what I believe to be very good pricing. Check this link out for pictures andpricing.
http://www.speedwaymotors.com/produc...7SWRQHFUB76M0D
http://www.speedwaymotors.com/produc...7SWRQHFUB76M0D
Last edited by BadSS; May 20, 2002 at 12:28 PM.
Member
Joined: Dec 2001
Posts: 209
Likes: 0
From: Chico, Ca
Car: 88 Formula 350
Engine: 357
Transmission: 700r4 Edge 2900 Stall
I purchased my tall, aluminum, plain valve covers from summit in March of this year. Part Number TRD-6986, cost 112.39 set.
I too purchased crane gold roller rockers, non self-aligining off of Ebay. Mine are 1.5 and combined with the guideplates wouldn't fit under the stock covers.
Now the motor is in the car the fit is VERY tight; of course the superam doesn't help either.
If I had it to do over, would have ordered some comp cams roller rockers that would fit under the stock covers.
Looks like any future engine work is going to be a b*tch.
Just my op.
I too purchased crane gold roller rockers, non self-aligining off of Ebay. Mine are 1.5 and combined with the guideplates wouldn't fit under the stock covers.
Now the motor is in the car the fit is VERY tight; of course the superam doesn't help either.
If I had it to do over, would have ordered some comp cams roller rockers that would fit under the stock covers.
Looks like any future engine work is going to be a b*tch.
Just my op.
Supreme Member
Joined: Jul 2000
Posts: 1,854
Likes: 0
From: Ga
Car: 91 RS
Engine: 305
Transmission: T5
Axle/Gears: 3.73
Originally posted by SilentBob
DM91RS,
How long ago did you get those valve covers? I checked summit's site and cant find them and I also looked on the TD Performance site and cant find them there either.
SB
DM91RS,
How long ago did you get those valve covers? I checked summit's site and cant find them and I also looked on the TD Performance site and cant find them there either.
SB
TRD-6986
I just checked Summits site Junior Member
Joined: Apr 2002
Posts: 99
Likes: 0
From: Glendale, AZ
Car: it doesnt really drive right now
Engine: 383
Transmission: 700r4
Originally posted by DM91RS
I bought them in December. The above number is correct
TRD-6986
I just checked Summits site
I bought them in December. The above number is correct
TRD-6986
I just checked Summits site Just found out my current valve covers are warped, this will work out just fine.
SB
Supreme Member
Joined: Mar 2001
Posts: 2,047
Likes: 0
From: The State of Hockey
Car: 1987 Trans Am GTA
Engine: Miniram'd 383, 24X LS1 PCM
Transmission: TH700R4, 4200 stall
Axle/Gears: 9", 4.33:1
Originally posted by ryn28
Here's what I have. I don't have 1.6's but I can't imagine these not working. Unfortunately the box only says SB Chevy Valve Covers and a sticker that says Muscle Products # 6047. That's as much brand info as I can find but I've seen alot of people with these. You could prob. find them without too much trouble. They cost about $170.00
Here's what I have. I don't have 1.6's but I can't imagine these not working. Unfortunately the box only says SB Chevy Valve Covers and a sticker that says Muscle Products # 6047. That's as much brand info as I can find but I've seen alot of people with these. You could prob. find them without too much trouble. They cost about $170.00
I have a set of the standard height ones like his and with my setup (Crane Gold 1.6 RRs, with guideplates), the corners of the VCs were too rounded. The corners of the end rockers of each end were hitting the VC. It wasn't a matter of the height of the roof of the VC, it was the shape of the ends of it. It wasn't major contact or anything, but it meant I could not run them (they possibly could have been ground open a bit where the contact was.......). If you have full RRs, I would be wary of those style VCs - even if they are tall.
Oh yeah, and my setup fits under the stock VCs no problem - WITH polylocks too.
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