Pulling Heads on 5.3l
#1
In order to fix a broken exhaust manifold bolt, I have to pull the heads off of my 'Hoe. I am looking to increase some ponies while I'm in there, without dumping a bunch of money at it. Currently to be replaced is gaskets, lifters (probably push rods as well), head bolts and a trip to the machine shop for the heads. Has on it right now is short tubes (got them for free don't judge) and a CAI.
If I can find some way to unlock some ponies in there I want to get it tuned by BBP and have some fun with it, but I'm not looking at spending a whole lot more than what its going to cost for the repair.
Would taking the head down a bit to bump the CR be worth doing? I also have a good friend looking to unload some 1.8 yella rockers for pretty cheap, but it seems to have mixed reviews on the site. I also know everyone on here wants a new cam, but what can I do with the factory cam? I dont know if I want to throw another grand at it to press in new cam bearings and a new cam, but if I can find a cheap used one that might be a possibility.
Also see a few people doing the intake swap, while needing to modify the fuel rail, injector wires and idler pulley bracket. For my setup, would that be worth it?
If I can find some way to unlock some ponies in there I want to get it tuned by BBP and have some fun with it, but I'm not looking at spending a whole lot more than what its going to cost for the repair.
Would taking the head down a bit to bump the CR be worth doing? I also have a good friend looking to unload some 1.8 yella rockers for pretty cheap, but it seems to have mixed reviews on the site. I also know everyone on here wants a new cam, but what can I do with the factory cam? I dont know if I want to throw another grand at it to press in new cam bearings and a new cam, but if I can find a cheap used one that might be a possibility.
Also see a few people doing the intake swap, while needing to modify the fuel rail, injector wires and idler pulley bracket. For my setup, would that be worth it?
#6
I agree but there's a chance if I pull the factory cam and don't like what I see.
Don't know it, but when the head came off of the bolt I pulled the exhaust manifold filled it full of liquid steel, tapped it and it held for a few years. It's free spinning now and sounds like hell haha.
Not happening. It the furthest back on the drivers side. Only way to get a drill tap and heli coil in it is to pull head or pull motor.
Going to be pulling head off this weekend anyone have any suggestions on + CR? Decided to go with a cam, lifters, springs and rods, will the factory rockers hold down the increased load? My hookup on 1.8s sold em already. Comp cams sells kit, but why do I need new timing set? Doesn't make sense to me.
Sorry for the slow response work too many hours.
Originally Posted by Beatdown Z
Have you tried the welder trick on the broken exhaust bolts?
Originally Posted by craigsix
see if you can find a shop too easy out the bolt with the head on.
Going to be pulling head off this weekend anyone have any suggestions on + CR? Decided to go with a cam, lifters, springs and rods, will the factory rockers hold down the increased load? My hookup on 1.8s sold em already. Comp cams sells kit, but why do I need new timing set? Doesn't make sense to me.
Sorry for the slow response work too many hours.
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#8
Milling heads is not worth the trouble, your not going to be able to tell difference. Spend your money on a tune, cam, springs, and push rods or just have the exh stud fixed and put the eng back together as is.
#9
If you're planning on having the heads checked for flatness or just having them surfaced so you know they're flat, then you might as well have the machinist chop off .030-.050". Then make sure you size your pushrods accordingly.
Factory rockers are perfectly fine. If you want a nice high torque cam, private message Stock48. He'll hook you up with a custom ISKY cam.
How many miles does your engine have on it?
Factory rockers are perfectly fine. If you want a nice high torque cam, private message Stock48. He'll hook you up with a custom ISKY cam.
How many miles does your engine have on it?






