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Search: Posts Made By: The Mad Porter
Forum: Engine Tech 09-02-2014, 01:30 AM
Replies: 3
Views: 140
Posted By The Mad Porter
Cool Sounds like you have too much vacuum advance. ...

Sounds like you have too much vacuum advance.

The duraspark distributors have an adjustable dashpot. 1/8" allen CCW to slow the advance and limit travel. First check to see how much you have...
Forum: Engine Tech 09-01-2014, 02:45 PM
Replies: 11
Views: 345
Posted By The Mad Porter
Cool According to my research and talks with Stan who...

According to my research and talks with Stan who has been doing this for forever (1962) the H should be the same diameter as the pipe you are using.

I like both the X and the H but for different...
Forum: Engine Tech 09-01-2014, 01:23 AM
Replies: 11
Views: 345
Posted By The Mad Porter
Cool Thanxx Steve. Stan's does great work. I...

Thanxx Steve. Stan's does great work.

I agree and have had to go that route before.



S
Forum: Engine Tech 08-31-2014, 09:34 PM
Replies: 10
Views: 319
Posted By The Mad Porter
Cool I just installed that oil pan kit on a client...

I just installed that oil pan kit on a client build and it is indeed 9.5" deep. Nice kit for the price though it is just a stock un-baffled truck pan.

6 quarts put it half way from add to full...
Forum: Engine Tech 08-31-2014, 09:05 PM
Replies: 11
Views: 345
Posted By The Mad Porter
Cool X2... When I started my 460" LTD project...

X2...


When I started my 460" LTD project I was shooting for 500 HP so I did my exhaust in 2.5" utilizing a summit mandrel X pipe kit, walker dynomax ultras and my crush bent 2.5" tail pipes.
...
Forum: Engine Tech 08-31-2014, 08:26 PM
Replies: 25
Views: 2,555
Posted By The Mad Porter
Cool I am using the MSD 6AL2 and blaster coil on my...

I am using the MSD 6AL2 and blaster coil on my LTD with a custom curved duraspark distributor.

Runs flawlessly to the 6500 rpm shift point.

Though I like the MSD distributors the BBF unit is...
Forum: Engine Tech 08-30-2014, 03:39 PM
Replies: 11
Views: 327
Posted By The Mad Porter
Cool If 7 degrees of vacuum advance is killing the...

If 7 degrees of vacuum advance is killing the engine I suspect that your pick up is defective...


S
Forum: Engine Tech 08-29-2014, 11:21 PM
Replies: 15
Views: 566
Posted By The Mad Porter
Cool Was spring pressure adequate for the lobe...

Was spring pressure adequate for the lobe profiles used?

Lofting the lifter off of the lobe and having it crash on the closing ramp will make a mess of things.

I tend to agree with Carl in that...
Forum: Engine Tech 08-28-2014, 03:34 PM
Replies: 9
Views: 216
Posted By The Mad Porter
Cool The cast iron rail rockers are notorious for...

The cast iron rail rockers are notorious for chewing up the valve stem tips as well as excessive wear on the rocker tip / pad which contacts the stem tip. This is primarily due to inadequate oiling...
Forum: Engine Tech 08-27-2014, 10:28 PM
Replies: 3
Views: 149
Posted By The Mad Porter
Cool Rocker stud holes into roof of intake port(s)...

Rocker stud holes into roof of intake port(s) Normal leave it. Remember the rocker stud fills most of that hole anyway. Seal the threads if they are not already.

Valve cover bolt holes into roof...
Forum: Engine Tech 08-26-2014, 10:24 PM
Replies: 28
Views: 561
Posted By The Mad Porter
Cool Given your build parameters I wouldn't trust the...

Given your build parameters I wouldn't trust the stock 400 rods. You are playing Russian roulette.

You would do far better to build a 408 cleveland and have a strong crank and connecting rods.
...
Forum: Engine Tech 08-26-2014, 12:10 PM
Replies: 28
Views: 561
Posted By The Mad Porter
Cool The 351m and 400 engines use what is essentially...

The 351m and 400 engines use what is essentially a tall deck cleveland block.

Is this for a 400 based pulling engine?




S
Forum: Engine Tech 08-26-2014, 11:56 AM
Replies: 41
Views: 932
Posted By The Mad Porter
Cool X2... 2500 stall Less cam Port the...

X2...

2500 stall
Less cam

Port the intake bowls as well as the exhaust

Recurve the distributor.
Forum: Engine Tech 08-24-2014, 08:15 PM
Replies: 33
Views: 2,685
Posted By The Mad Porter
Cool For a low compression battle cruiser with...

For a low compression battle cruiser with unported D3's that is excellent. Fox 5.0's with the 5 speed barely did 15 flats.

You should be able to crack 14's but MPH increase to 95 would need 30 HP....
Forum: Engine Tech 08-24-2014, 03:53 PM
Replies: 2
Views: 199
Posted By The Mad Porter
No... The rocker arms on the 1972 and later...

No...

The rocker arms on the 1972 and later (passenger car) are stamped steel and bolt down into a slotted pedestal.

Early heads have a bottleneck rocker stud and cast self aligning rail...
Forum: Engine Tech 08-23-2014, 10:51 PM
Replies: 4
Views: 318
Posted By The Mad Porter
Cool Given your weight etc and deck height i would...

Given your weight etc and deck height i would keep DCR at less than 8.5 to 1.

As an example only the 241/249 voodoo on a 110 LSA would put your DCR at about 8.25 to 1...


You would have been...
Forum: Engine Tech 08-22-2014, 07:38 PM
Replies: 13
Views: 499
Posted By The Mad Porter
Cool That was as much for the followers of the thread...

That was as much for the followers of the thread as anything. :D




S
Forum: Engine Tech 08-21-2014, 09:51 PM
Replies: 13
Views: 499
Posted By The Mad Porter
Cool In addition to the other useful info here I would...

In addition to the other useful info here I would like to add that proper ring gap is essential. Screw that up and you guaranty failure regardless of piston material.



S
Forum: Engine Tech 08-20-2014, 10:03 PM
Replies: 4
Views: 108
Posted By The Mad Porter
Cool SFT or Solid roller? TFS streets unported? ...

SFT or Solid roller?

TFS streets unported?
Which spring package do you have or do you have???



S
Forum: Engine Tech 08-20-2014, 07:55 PM
Replies: 8
Views: 318
Posted By The Mad Porter
Cool I concur with Randy. At pump gas compression...

I concur with Randy.

At pump gas compression ratios you are not going to see that kind of power.




S
Forum: Engine Tech 08-19-2014, 01:01 AM
Replies: 33
Views: 1,895
Posted By The Mad Porter
Cool I think the unorthodox design of the down pipes...

I think the unorthodox design of the down pipes merging just before the muffler might be responsible. Typically the pipes are merged near the engine and a 3" pipe then goes to the muffler.

I...
Forum: Engine Tech 08-18-2014, 10:38 PM
Replies: 33
Views: 1,895
Posted By The Mad Porter
Cool Are you talking about resonance at the muffler or...

Are you talking about resonance at the muffler or the pipes before having a kind of ting ting sound?



S
Forum: Engine Tech 08-18-2014, 07:25 PM
Replies: 33
Views: 1,895
Posted By The Mad Porter
Cool I got those headers from Paul Kane who I believe...

I got those headers from Paul Kane who I believe got them from Vandy???

Paul?

As to the noise you can try a bullet type muffler as a resonator with out hurting flow. Position near the tail pipe...
Forum: Engine Tech 08-17-2014, 08:13 PM
Replies: 20
Views: 818
Posted By The Mad Porter
Cool Excellent points made by both Randy and Steve. It...

Excellent points made by both Randy and Steve. It is all about the details and the application...



S
Forum: Engine Tech 08-17-2014, 02:44 PM
Replies: 8
Views: 300
Posted By The Mad Porter
Cool As I have stated before those FPA headers which I...

As I have stated before those FPA headers which I use on my LTD have been shown to give up 4 HP at the 600 HP level to a pair of hooker super comps but picked up 12 pound feet of torque.

Another...
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