Levigarrett76
Glass Half Empty
- Thread starter
- #31
Shes a little rough
Cleaned the rest of parts out
Cleaned the rest of parts out
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Went with the budget enginetech 204/214 melling copy and got this
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How in a hurry are you?**** that
Sent it back


Is that going to be a weld up - grind down - re-harden - polish - return to sender?Sent my oem cam off to Crower for a re-grind, allegedly will take about 7-10 business days. I'm told industry wide ford cam cores arent coming till end of year, November / Decemberish...
Went for 213/227 @ .050
271/287 advertised
.510/.536
112* lsa
Will find out when they look at it and decide from there. Should be in thursdayIs that going to be a weld up - grind down - re-harden - polish - return to sender?
So as to build it up bigger than what you had?



I did it an hour or two at a time, If I had to guess 10-12? about 1.5 hrs per cylinder maybe? Got faster as I went.How many hours did it take to port the heads? How many hours total into them?
That cam seems perfect. Just don't **** it up on break in. Use actual break in oil. Use Gibbs/Driven assembly lube.
No welding was requiredIs that going to be a weld up - grind down - re-harden - polish - return to sender?
So as to build it up bigger than what you had?

You got that profile off a regrind of a stock cam?No welding was required![]()
Yes, its not that far off the stock grind, and stock intake/exh split is about 13* already.You got that profile off a regrind of a stock cam?


). It is still going strong, er, as strong as a stock 2.8L can 
Thx for sharingI thought the trick was to just run winter weight diesel oil in old flat lifter engines? Similar amounts of zinc, just way cheaper than specialty high zinc or racing oils
10W30 Valvoline VR1 Conventional Racing Oil (silver bottle) = 103,505 psi
zinc = 1472 ppm
phos = 1544 ppm
ZDDP = 1500 ppm
15W40 CHEVRON DELO 400LE Diesel Oil, conventional, API CJ-4, CI-4 Plus, CH-4, CF-4,CF/SM, = 73,520 psi
zinc = 1519 ppm
phos = 1139 ppm
ZDDP = 1300 ppm
15W40 MOBIL DELVAC 1300 SUPER Diesel Oil conventional, API CJ-4, CI-4 Plus, CI-4, CH-4/SM, SL = 73,300 psi
zinc = 1297 ppm
phos = 1944 ppm
ZDDP = 1600 ppm
15W40 “NEW” SHELL ROTELLA T Diesel Oil conventional, API CJ-4, CI-4 Plus, CH-4, CF-4,CF/SM = 72,022 psi
zinc = 1454 ppm
phos = 1062 ppm
ZDDP = 1200 ppm
Really, how much zinc you need comes down to how much valve spring pressure you are running and how aggressive your cam is. I have been running my 2.8L since the first fire up after a stock rebuild on just standard synthetic that you get from Walmart for $20-25 per 5 qt jug (I didn't know any better about flat lifter engines back then). It is still going strong, er, as strong as a stock 2.8L can
For reference (First column is zinc, second is phosphorus):
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What is your big block? I think you get the best quench and pump gas friendly compression with larger chamber d3's and flat tops zero deckedBelieve mine are D3. Sort of want the pig on a lip stick approach but wouldn’t complain if older heads or aluminum became available to me.