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Re: 48° cam core question [Re: SpareParts] #1590446
03/09/14 10:22 PM
03/09/14 10:22 PM
Joined: Jan 2003
Posts: 1,784
PA
W5DART66 Offline
top fuel
W5DART66  Offline
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Quote:

I think I am alright, it fit a 59° cam just fine. I am new to the after market blocks and went off the part number (as did the seller) so no bad blood, I learned another lesson as I see it. And it was a deal, I've sold stock blocks for more.
I'll try and get it checked out by someone who knows it before I buy more lessons lol




Can you take picture of lifter valley?

48* can have 59* stepped bearing or the 1,998" straight through.

Re: 48° cam core question [Re: W5DART66] #1590447
03/09/14 10:40 PM
03/09/14 10:40 PM
Joined: Sep 2012
Posts: 1,563
Janesville, WI
SpareParts Offline OP
pro stock
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Quote:

Quote:

I think I am alright, it fit a 59° cam just fine. I am new to the after market blocks and went off the part number (as did the seller) so no bad blood, I learned another lesson as I see it. And it was a deal, I've sold stock blocks for more.
I'll try and get it checked out by someone who knows it before I buy more lessons lol




Can you take picture of lifter valley?

48* can have 59* stepped bearing or the 1,998" straight through.



#5 is smaller. I can email pictures if you would like to pm me your address. I don't really know how to post pics, kinda not the most technology keen guy

Re: 48° cam core question [Re: SpareParts] #1590448
03/09/14 10:44 PM
03/09/14 10:44 PM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline
master
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Hilltown Pa
59* resto block


Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: 48° cam core question [Re: 1967dartgt] #1590449
03/09/14 10:46 PM
03/09/14 10:46 PM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline
master
1967dartgt  Offline
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Posts: 3,978
Hilltown Pa
48* r3 block


Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: 48° cam core question [Re: 1967dartgt] #1590450
03/09/14 10:54 PM
03/09/14 10:54 PM
Joined: Jun 2010
Posts: 3,112
LONG ISLAND
fishy340 Offline
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LONG ISLAND
Thanks Brad there actually both resto blocks.The 48* one just got done and is 60mm now,it was babbit style deal.

Re: 48° cam core question [Re: 1967dartgt] #1590451
03/09/14 11:19 PM
03/09/14 11:19 PM
Joined: Sep 2012
Posts: 1,563
Janesville, WI
SpareParts Offline OP
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Looks like I got me a 59° resto block. Cool, I think...

Re: 48° cam core question [Re: SpareParts] #1590452
03/09/14 11:23 PM
03/09/14 11:23 PM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
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Quote:

Looks like I got me a 59° resto block. Cool, I think...




You can check that 59* part easy... if you have a
rod that fits the lifter bore.. set the block level
and measure the rod (in the lifter bore) and see if
it says 48 or 59... if its a resto block they are fine
also

Re: 48° cam core question [Re: MR_P_BODY] #1590453
03/09/14 11:31 PM
03/09/14 11:31 PM
Joined: Sep 2012
Posts: 1,563
Janesville, WI
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Good idea but it's looking like I have a 59° resto block. Not what I was hoping for but I think I can use it.

Re: 48° cam core question [Re: SpareParts] #1590454
03/09/14 11:43 PM
03/09/14 11:43 PM
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St. Paul , Mn.
tubtar Offline
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The pics really show the big difference between 48 and 59 degree.
The distance between the bores and the valley wall and the spacing are pretty dramatic. As for telling the 48 vs. 59 degree cam blanks , I think the distance between lobes would be the easiest short of knowing the P/N or who made it and what they made.

Re: 48° cam core question [Re: tubtar] #1590455
03/10/14 12:03 AM
03/10/14 12:03 AM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
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Quote:

The pics really show the big difference between 48 and 59 degree.
The distance between the bores and the valley wall and the spacing are pretty dramatic. As for telling the 48 vs. 59 degree cam blanks , I think the distance between lobes would be the easiest short of knowing the P/N or who made it and what they made.




Yeah the 48* lobes are narrower than a 59* so they
will clear because they are closer together

Re: 48° cam core question [Re: SpareParts] #1590456
03/10/14 12:21 AM
03/10/14 12:21 AM
Joined: Jun 2010
Posts: 3,112
LONG ISLAND
fishy340 Offline
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LONG ISLAND
Quote:

Looks like I got me a 59° resto block. Cool, I think...




Nothing at all wrong with a good 59* piece.I bet 775hp can be made with the right combo for sure.
If your looking to stay under 8000rpm there is nothing wrong w 59* stuff.
Cylinder head selection for becomes an issue for more hp then mentioned.

Re: 48° cam core question [Re: fishy340] #1590457
03/10/14 12:26 AM
03/10/14 12:26 AM
Joined: Oct 2007
Posts: 3,978
Hilltown Pa
1967dartgt Offline
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Quote:

Quote:

Looks like I got me a 59° resto block. Cool, I think...




Nothing at all wrong with a good 59* piece.I bet 775hp can be made with the right combo for sure.
If your looking to stay under 8000rpm there is nothing wrong w 59* stuff.
Cylinder head selection for becomes an issue for more hp then mentioned.




Don't forget you can run a w9 59* head with Brett's cnc program.


Brett Miller W9 cnc'd heads
STR Chassis fabraction
Re: 48° cam core question [Re: 1967dartgt] #1590458
03/10/14 12:38 AM
03/10/14 12:38 AM
Joined: Mar 2004
Posts: 702
OZ
C
CRIKEY Offline
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OZ
Easy enough to measure with a vernier, the 48° has .660" between the lifter bores & the 59° has .860"
(this is not center line - more so between the lifters)
As mentioned before, the cam tunnel isnt the best way to try to identify it.

Re: 48° cam core question [Re: 1967dartgt] #1590459
03/10/14 12:43 AM
03/10/14 12:43 AM
Joined: Sep 2012
Posts: 1,563
Janesville, WI
SpareParts Offline OP
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Janesville, WI
Quote:

Quote:

Quote:

Looks like I got me a 59° resto block. Cool, I think...




Nothing at all wrong with a good 59* piece.I bet 775hp can be made with the right combo for sure.
If your looking to stay under 8000rpm there is nothing wrong w 59* stuff.
Cylinder head selection for becomes an issue for more hp then mentioned.




Don't forget you can run a w9 59* head with Brett's cnc program.




I just so happen to have exactly that. Just need to figure out rockers and lifters and weld up the holes in the ports from the CNC job. Should make okay power

Re: 48° cam core question [Re: SpareParts] #1590460
03/10/14 01:14 AM
03/10/14 01:14 AM
Joined: May 2003
Posts: 13,198
aZLiViN
J
J_BODY Offline
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aZLiViN
never get tired of reading up on these things!! .

Re: 48° cam core question [Re: J_BODY] #1590461
03/10/14 01:28 AM
03/10/14 01:28 AM
Joined: Sep 2012
Posts: 1,563
Janesville, WI
SpareParts Offline OP
pro stock
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Posts: 1,563
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Quote:

never get tired of reading up on these things!! .



It's daunting! Lots of homework to do but I think it will be worth it. . . . or suck, I've been wrong before

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