Author
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Topic: Whats the best for holding valve cover gaskets
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Fastymz Moderator Posts: 19583 From: Reno Nv USA MEM#1240 Registered: Apr 2001
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posted 03-12-2003 10:59 AM
I have tried prematex super adhesive,and thats stuff from Edlebrock,and some grey stuff.But every time I pull the valve cover gaskets off.They still show signs of oil leaking past them. Would black,or clear selant work better.I'm using this time Felpro thick cork gaskets.I tried the rubber ones last time they did not work well.
------------------ SCOOP oddly obsessed with big scoops on little Mustangs 2.26 60'S 14.9 @ 90.86MPH 65 coupe,351w,C4,Big Boss 429 hood scoop,8"3.40 TracLoc,Cragar SS,Black Suede. https://mustangsandmore.com/ubb/Fastymz.html
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mustangboy Gearhead Posts: 833 From: Ont, Canada Registered: Mar 2002
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posted 03-12-2003 11:05 AM
Are your valve cover edges nice and straight?I have used the same set of rubber gaskets for years with no sealer.I have the big long T nut type bolts so I can quickly remove the covers so the little studs hold the gasket in place if I take the cover off.I have no leaks and I can take the cover off in about a minute with no tools.------------------ 1968 mustang j-code sprint.13.69@101 306cu.in, stock ported heads,weiand exellerator,650 holley DP,hedman hedders,comp 292 Magnum cam,4-speed,8 inch 4.11 detroit locker http://mustangsandmore.50megs.com/MembersPics/mustangboy.html
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SteveLaRiviere Administrator Posts: 43791 From: Saco, Maine Registered: May 99
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posted 03-12-2003 11:11 AM
Scoop, use silicon and glue the gaskets to the covers, then after they set, just use wheel bearing grease on the side that faces the head. Then you can remove them at a later date if you want to paek at your valvetrain and you can just put them back on.------------------ '70 Mustang Mach 1 - '72 Mustang Sprint - '94 F-150 Please remember our sponsors, Mustangs Plus, NPD, Osborn Reproductions, MyFordPerformance.com, and FordRamAir.com
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Fastymz Moderator Posts: 19583 From: Reno Nv USA MEM#1240 Registered: Apr 2001
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posted 03-12-2003 11:17 AM
quote: Originally posted by SteveLaRiviere: Scoop, use silicon and glue the gaskets to the covers,
Does it what kind black,blue.clear. Mustangboy,I use the Tbars too and those load spaver bars,or what ever you call them.I will cheack the cover again to make sure they are flat.
------------------ SCOOP oddly obsessed with big scoops on little Mustangs 2.26 60'S 14.9 @ 90.86MPH 65 coupe,351w,C4,Big Boss 429 hood scoop,8"3.40 TracLoc,Cragar SS,Black Suede. https://mustangsandmore.com/ubb/Fastymz.html
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Tea'sGrabber Gearhead Posts: 276 From: Seattle, Wash. Registered: Feb 2003
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posted 03-12-2003 11:25 AM
Use Mr Gasket Ultra Seal gaskets. Clean your rails and valve covers. Use studs if possible. The Ultra Seal gaskets have a heat activated sealant on them that works well.Don't over tightnen the fasteners it pushes the gasket out. I have used the same set for 2 seasons so far. I adjust my valves each time I race, so my valve covers come off alot...If you are using stamped steel valve covers, make sure the bolt holes aren't dimpled from being torqued too much.Cast Aluminum ones do a better job as far as clamping force. Just like chrome oil pans chrome valve covers have a tendancy to leak!!!------------------ Todd 71 Mav Grabber All orig 306 cu.in. Cast Iron heads. Carillo Rods.Best et. 10.71 @ 124 thru the mufflers.
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Fastymz Moderator Posts: 19583 From: Reno Nv USA MEM#1240 Registered: Apr 2001
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posted 03-12-2003 03:39 PM
I'm going to use the clear silicon sealer. ------------------ SCOOP oddly obsessed with big scoops on little Mustangs 2.26 60'S 14.9 @ 90.86MPH 65 coupe,351w,C4,Big Boss 429 hood scoop,8"3.40 TracLoc,Cragar SS,Black Suede. https://mustangsandmore.com/ubb/Fastymz.html
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JoeD1860 Journeyman Posts: 48 From: Arizona Registered: Mar 2003
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posted 03-12-2003 05:55 PM
Scoop(love that name),Something is wrong. I have steel Moroso covers, with the bars to spread the load, and had aluminum Cobra covers and never had a leak with no sealer. I take the covers off to adjust valves and reuse the gaskets and no leaks. I run cork Fel-Pro gaskets. You have to have a warped cover. Sealer should not be necessary. Some of that sealer will wind up in the oil. Joe
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jsracingbbf Gearhead Posts: 2805 From: Batesville,MS. , U.S.A. Registered: Mar 2002
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posted 03-13-2003 01:11 AM
Ron, I glue mine to the cover, but it's just for ease of inspection. I use the clear silicon. They really don't need anything. I just do that so that when you put the valve cover back on you don't have to fight the gasket at the track. Steve's idea is a good one. I don't really use the wheel bearing grease, but it won't hurt a thing and might even help keep the gasket from sticking to the head but still allow it to seal. ------------------ Jerry 69 Mustang Pro ET Drag 70 Mustang retired former footbrake car " If Bracket Racing was EZ everyone would be doing it!"
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jkilroy Gearhead Posts: 1808 From: Vicksburg, MS Registered: Dec 99
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posted 03-13-2003 11:00 AM
Joe is correct, the most important thing to keep your valve covers from leaking is good solid stiff valve covers. Heavy cast aluminum covers are the best as far as stiffness goes.------------------ Jay Kilroy 68' Fastback GT 390 "No such thing as a cam thats too big"
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Tea'sGrabber Gearhead Posts: 276 From: Seattle, Wash. Registered: Feb 2003
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posted 03-13-2003 11:33 AM
I have a spare set of Ford Motorsport tall aluminum valve covers.... If you're interested... I went to fabricated one with billet rails... ------------------ Todd 71 Mav Grabber All orig 306 cu.in. Cast Iron heads. Carillo Rods.Best et. 10.71 @ 124 thru the mufflers.
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bfxcomet Gearhead Posts: 688 From: Port Alberni, B.C. , Canada Registered: Mar 2001
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posted 03-13-2003 10:09 PM
The rubber ones with steel inserts in the the bolt holes from Ford are nice. The inserts stop over tightening and crushing of the gasket. I just greased mine, no leaks. Roger------------------ 65 comet project 84 T-bird 302/C4 14sec street/strip Made in CANADA built for speed #1145
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