Search: Posts Made By: Pwmax
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Forum: Engine Tech
12-24-2012, 10:39 AM
Replies: 10
Views: 1,778
Posted By Pwmax

Oh, and to add, a lot of race fuels use it as the...

Oh, and to add, a lot of race fuels use it as the base fuel, they add different additives to it to increase octane. The 100 LL is like 106 motor octane, as its rated different.

Frank
Forum: Engine Tech
12-24-2012, 10:37 AM
Replies: 10
Views: 1,778
Posted By Pwmax

If you live by or close enough to a small plane...

If you live by or close enough to a small plane airport, you can use av gas. Low lead 100. It will work, is slightly higher cost than like 92 octane at the pump, generaly $1.00 more per gallon, but...
Forum: Engine Tech
12-24-2012, 10:26 AM
Replies: 7
Views: 2,052
Posted By Pwmax

That is/was a common deal on super stock engines....

That is/was a common deal on super stock engines. Its about velocity. It slows the air speed down, letting the engine go up in rpm, which, will make the car et better if its making more power at...
Forum: Engine Tech
06-10-2012, 01:29 PM
Replies: 6
E85
Views: 1,620
Posted By Pwmax

Test it. It will tell you what it wants. Start at...

Test it. It will tell you what it wants. Start at 36 like suggested, and try 2 less, 2 more, and then look at mph. It will tell you what it wants. I would also lock the time out.

There is no...
Forum: Engine Tech
06-10-2012, 01:26 PM
Replies: 4
Views: 1,469
Posted By Pwmax

Get the version that requires 6 inch rods, and...

Get the version that requires 6 inch rods, and will internal balance. It costs the same. that will greatly help it live also. Those cranks are tough though. Have ran them in a few 600hp 406's, and...
Forum: Engine Tech
03-06-2012, 07:04 AM
Replies: 5
Views: 956
Posted By Pwmax

Bone stock with 100,000+ miles? Probably not....

Bone stock with 100,000+ miles? Probably not. With nice axles, and good gears, and a rear end girdle, asbsolutely. Those are A LOT tougher than guys give em credit for.

A funny story. I had 2...
Forum: Engine Tech
03-06-2012, 06:56 AM
Replies: 26
Views: 4,316
Posted By Pwmax

What I gather, is, they are Dart 360's, that were...

What I gather, is, they are Dart 360's, that were ported by Steve Shmidt. Meaning, they are likely MUCH larger than 360. Likely 380ish cc+? Dart 360's with what I would consider fairly basic porting,...
Forum: Engine Tech
03-06-2012, 06:45 AM
Replies: 14
Views: 4,379
Posted By Pwmax

Spread Port, meaning like a bigchief style head?...

Spread Port, meaning like a bigchief style head? If so, good luck. You will need customs. Possibly Lemons has something.

Frank
Forum: Engine Tech
03-06-2012, 06:30 AM
Replies: 10
Views: 1,863
Posted By Pwmax

At that weight, with those cubes, I would use the...

At that weight, with those cubes, I would use the 2nd one myself. It will really like the duration. The lobe sep is a hair tight, but will work fine. That 1st cam is to small for even running...
Forum: Engine Tech
03-06-2012, 06:20 AM
Replies: 19
Views: 11,303
Posted By Pwmax

Dynoed a 496 last weak, Canfield 310's, Ported...

Dynoed a 496 last weak, Canfield 310's, Ported victor, 1050 AEd carb, Howards roller, 268-276, .765-.722. 10.5:1, pump gas, made 790hp at 7100, 646tq at 5200. Heads are obviously worked pretty well. ...
Forum: Engine Tech
08-03-2010, 05:43 AM
Replies: 9
Views: 1,090
Posted By Pwmax

I have seen a 440 mopar in a Camaro, and a 565bbc...

I have seen a 440 mopar in a Camaro, and a 565bbc in a Duster. Never a ford in one. I saw the Duster last summer, and it was fast. Riding thru the pits, came across it. Looked in the engine...
Forum: Engine Tech
08-03-2010, 05:38 AM
Replies: 14
Views: 5,293
Posted By Pwmax

One thing to keep in mind, from .060 to ,080, the...

One thing to keep in mind, from .060 to ,080, the cylinder is only .010 thinnner, as its a diameter. .010 isn;t much, and won't make or break it.

Frank
Forum: Engine Tech
08-03-2010, 05:28 AM
Replies: 37
Views: 5,866
Posted By Pwmax

Sounds like in good fall air on a good track, it...

Sounds like in good fall air on a good track, it will go low 11's easily. Mid 90's and super humid, obviously is no good for good et's. 119mph, will turn into 122-123, maybe a bit faster with tuning....
Forum: Engine Tech
02-21-2010, 08:46 AM
Replies: 2
Views: 639
Posted By Pwmax

they don't exist. They never made any

they don't exist. They never made any
Forum: Engine Tech
01-13-2010, 05:34 AM
Replies: 13
Views: 7,951
Posted By Pwmax

I did the search hammertime, and, I see what your...

I did the search hammertime, and, I see what your saying. Just not represented right. They are Pro-2 380's, that, they are calling Pro-1 380's. The guy above has Pro-2's, and thinks they are Pro-1's...
Forum: Engine Tech
01-10-2010, 11:20 AM
Replies: 13
Views: 7,951
Posted By Pwmax

Thats his ported version. Its 380cc fully ported....

Thats his ported version. Its 380cc fully ported. Not as cast

Frank
Forum: Engine Tech
01-09-2010, 02:05 PM
Replies: 8
Views: 1,017
Posted By Pwmax

Personaly, I would rather be blown, than stroked...

Personaly, I would rather be blown, than stroked :lol:

Frank
Forum: Engine Tech
01-09-2010, 02:01 PM
Replies: 13
Views: 7,951
Posted By Pwmax

You sure the Pro-1's are not 345's, or 325's?...

You sure the Pro-1's are not 345's, or 325's? There isn't a Pro-1 380. There is 310, 325 and 345's. There is race series 360's and 320's. There is also 335 and 355 Pro-1's that are cnc ported....
Forum: Engine Tech
01-04-2010, 03:52 PM
Replies: 8
Views: 1,361
Posted By Pwmax

I would get the 1275-S3's. They are the same...

I would get the 1275-S3's. They are the same gasket, but they have a metal core. One other thing I have noticed with the 1275's, vs the s3's, is the area around the water port, there is more gasket...
Forum: Engine Tech
01-03-2010, 08:11 AM
Replies: 7
Views: 1,238
Posted By Pwmax

How much extra porting? If I did anything, I...

How much extra porting? If I did anything, I would put in a bigger cam. At over 400 inches it will like it. Both duration and lift. This is a drag car only I take it, so why not put a real cam in...
Forum: Engine Tech
01-01-2010, 03:45 PM
Replies: 37
Views: 5,866
Posted By Pwmax

It could run low 11's, maybe even 10's. Obviously...

It could run low 11's, maybe even 10's. Obviously a lot of factors will contribute to that though. 3890lb 69 Chevelle, 496, 9.7:1, mildly ported 781's, 240ish, .580 lift solid cam, Perf. RPM air gap,...
Forum: Engine Tech
01-01-2010, 03:41 PM
Replies: 10
Views: 2,106
Posted By Pwmax

Just about every gas out there, has the ethanol...

Just about every gas out there, has the ethanol in it. Here in MN, you can buy NON OXY 92, for older cars, and some other stuff. Can you get non oxy?, which is no ethanol. You may need to fatten up...
01-01-2010, 01:17 PM
Replies: 22
Views: 2,452
Posted By Pwmax

13:1 naturaly aspirated

13:1 naturaly aspirated
Forum: Engine Tech
12-30-2009, 04:45 PM
Replies: 12
Views: 2,394
Posted By Pwmax

You will loose 0 hp, as long as you have enough...

You will loose 0 hp, as long as you have enough spring, to control the valve. Your talking $100+ per valve. Vs $15-$20. Its up to you

Frank
Forum: Engine Tech
12-26-2009, 07:31 PM
Replies: 2
Views: 689
Posted By Pwmax

Actualy, the cam Zipper suggested, on the FLAT...

Actualy, the cam Zipper suggested, on the FLAT TAPPET SPECIALIST post, would work better yet. Use the same 1.6/1.5 rocker
Showing results 1 to 25 of 184
 


 
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