I like this steam line set up and took a photo for duplicating this
set up in my car.
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Some of the exhaust ports looked like this. Not all of them.
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5 seconds after removing the intake manifold.
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To my eye the bores do not look all too bad.
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Some side loading of the pistons. (not fuel wash)
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The block bores are not able to stay perfectly round but I think
the rings can conform to the out-of-round.
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The bores were oval and had to go to 4.0320" to make round.
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New and stronger Manley Nextek 221435 springs, 23615TS-16 retainers,
13194-16 10* locks
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The valve stem seals were found to be loose and off the boss.
The as-found seal was ELY/322-1010 Viton blue. The new seal
fits tighter on the boss and is PBR brand 500-11/32
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The heads showed signs of valve float by valve spring lock chatter
marks. The seals may have rattled off the valve guide boss.
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This is the seal that fits not so tight on the boss.
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Obtaining weight values for Callies balance shop.
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Piston 475g
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Brian wanted a lot of photos
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This Diamond custom piston is 1.280" CH for a 4.0320"
bore.
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"Double-Diamond" hard anodized and slip skirt coating.
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Secondary machining on the ring lands after anodizing.
Double pin oiler, milled under the crown for weight savings.
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Did we overdo it on the massive pin?
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Saved a few grams on the locs :)
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I use a 3-beam scale.....
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And a digital scale as a back-up.
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New Crower hydraulic lifters
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Piston to wall is .0065"
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Cam bolts torqued to 20ft-lb
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Ring filing: .030" 1st and .030" 2nd
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Green bores?
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Decided to use Total Seal "Quick-Seat"
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Crankshaft has returned from Callies and it is balanced at 1825g
bob-weight
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Re-used the Clevite bearings
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Crank sets in place nicely
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Same photo...LOL
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Thrust at .008"
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New lifters require longer pushrod.
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7.2 and 7.5"
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Compstar 5.850" (hopefully less side loading compared to
5.7" rod)
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Each rod journal is still at 2.0990"
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Standard size HN bearings give .0020 to.0023"
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Ready to install piston-rod combo #1
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Piston at zero
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#2 rod and piston combo?
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oops. It was really #3
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Some bare spots getting a touch up
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.005" rod bolt stretch and .020" side clearance.
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One head stud had damage on the threads and is getting
replace. (could not fix by chasing it)
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New lifters get a bit of soaking
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Installing lifters NOW!
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Cometic .040" head gasket
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Heads on and stud nuts torqued to 80ft-lb with oil
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This is why the lifters go in before the heads.
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All rockers aligned on valve tips
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ISKY adjustable guide plates
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New crank seal custom ordered for BBC crank nose and TPIS timing
cover
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I viewed the 24x reluctor through the crank sensor hole to
verify that the hub is fully seated.
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LT1 dynamometer intake manifold mocked up.
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Still need rear main seal housing gasket when the parts stores
open.
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Still need to pump up the oil and test the new lifters and
verify oil pressure.
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Pressure test looks good.
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All lifters pushed oil up into the rockers.
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Temporary timing pointer set up for engine dyno.
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