Go Back  Offshoreonly.com > Search Forums
Reload this Page >

Search Results

Notices
 
Search: Posts Made By: MILD THUNDER
Showing results 1 to 25 of 500
Search took 0.93 seconds.
Forum: Formula
09-03-2020, 08:20 AM
Replies: 25
Views: 5,562
Posted By MILD THUNDER

I sold it back in 2010 or so with no power. Just...

I sold it back in 2010 or so with no power. Just the hull , trailer and drives. It went to south carolina I believe, then to Tennessee/kentucky area, then to Michigan. Seems like its traded hands...
Forum: General Q & A
08-25-2020, 02:23 PM
Replies: 46
Views: 1,120
Posted By MILD THUNDER

The timing youre seeing with the gun, is the...

The timing youre seeing with the gun, is the actual timing thats taking place. 15* sounds low, but i dont have the table handy to compare what it should be, vs what it really is.

What version of...
Forum: General Q & A
08-25-2020, 02:07 PM
Replies: 46
Views: 1,120
Posted By MILD THUNDER

Not necessarily. The early mpi engines had a...

Not necessarily. The early mpi engines had a very lame timing curve. If you free rev them in nuetral , youll see the timing actually go way down, even negative timing. They did this to help prevent...
Forum: General Q & A
08-21-2020, 10:04 PM
Replies: 29
Views: 889
Posted By MILD THUNDER

These wiseco pistons are a good deal. Ive used...

These wiseco pistons are a good deal. Ive used them in a 540ci, and a 516ci. Usually you can find them around 500 for a set and they come with a file fit plasma moly ring set.
...
Forum: General Q & A
08-21-2020, 05:46 PM
Replies: 29
Views: 889
Posted By MILD THUNDER

Something else that can play a role is ignition...

Something else that can play a role is ignition timing. Modern oem vehicles retard the chit out of the timing on cold starts, because it heats up the catalytic converters in a hurry. Having too much...
Forum: General Q & A
08-20-2020, 02:08 PM
Replies: 29
Views: 889
Posted By MILD THUNDER

Dont forget most bbc flat top pistons have about...

Dont forget most bbc flat top pistons have about a 3 or 4cc valve relief
Forum: General Q & A
08-20-2020, 01:53 PM
Replies: 29
Views: 889
Posted By MILD THUNDER

Some edelbrocks have 110cc chamber, some 118cc...

Some edelbrocks have 110cc chamber, some 118cc depending on the model. Even with the 110cc, youll likely be sub 9:1 with a flat top
Forum: General Q & A
08-20-2020, 07:45 AM
Replies: 29
Views: 889
Posted By MILD THUNDER

No way are you anywhere near 9.5:1 with flat top...

No way are you anywhere near 9.5:1 with flat top pistons in a 468 with those heads
Forum: General Q & A
06-27-2020, 08:08 AM
Replies: 60
Views: 5,355
Posted By MILD THUNDER

The problem with the gasket is the block. If you...

The problem with the gasket is the block. If you install a gasket designed for a Mark IV block, on a gen V or VI block , the front coolant hole in block will be exposed. The water then enters front...
Forum: General Q & A
06-27-2020, 06:43 AM
Replies: 60
Views: 5,355
Posted By MILD THUNDER

Dude, six pages of water flow issues. Drilling...

Dude, six pages of water flow issues. Drilling holes, wondering, asking, measuring, concocting theories.

just a thought here. Why not just go to a stock circulating pump, and mercury thermostat...
Forum: General Q & A
04-20-2020, 08:33 AM
Replies: 8
Views: 634
Posted By MILD THUNDER

How wide is the sweep pattern? What heads are...

How wide is the sweep pattern? What heads are they? You can be overly short on pushrods, and yet still have a centered pattern, it will just be very wide. I made this mistake years ago. I was told...
Forum: General Q & A
04-17-2020, 09:20 PM
Replies: 226
Views: 49,033
Posted By MILD THUNDER

.750 reach plugs . I used autolite AR3933 , but...

.750 reach plugs . I used autolite AR3933 , but it was supercharged.
Forum: General Q & A
03-29-2020, 08:39 AM
Replies: 13
Views: 1,191
Posted By MILD THUNDER

A lot of this is in the tuning. Many "rules of...

A lot of this is in the tuning. Many "rules of thumb" stem from years ago, where carburetors, locked timing, and reading plugs was the norm when tuning an engine .

Today, you'll see cars coming...
Forum: General Q & A
03-27-2020, 01:12 PM
Replies: 6
Views: 468
Posted By MILD THUNDER

I dont think theres really a need for multiple...

I dont think theres really a need for multiple fuel pumps, especially multiple pumps of different design, in this application.

Sometimes, all the rigging , elbows, tees, and various fittings do...
Forum: General Q & A
03-27-2020, 09:23 AM
Replies: 28
Views: 1,807
Posted By MILD THUNDER

Price seems high, but I really dont know because...

Price seems high, but I really dont know because I never paid marine mechanics, always did my own stuff.

I personally wouldnt run 90 octane, unless it was very low compression, and low boost. I...
Forum: General Q & A
03-27-2020, 08:46 AM
Replies: 28
Views: 1,807
Posted By MILD THUNDER

None of that stuff is hard to do yourself. So,...

None of that stuff is hard to do yourself. So, either learn to do it yourself, or write the check. Curious though, why are you running 90 octane fuel with a supercharged engine? What is the...
Forum: General Q & A
03-27-2020, 08:16 AM
Replies: 6
Views: 468
Posted By MILD THUNDER

if you have block mounted mechanical pumps, id...

if you have block mounted mechanical pumps, id swap them out for a set of Teague/baker mechanical pumps. then ditch the electric pump setups.
Forum: General Q & A
03-27-2020, 08:12 AM
Replies: 28
Views: 1,807
Posted By MILD THUNDER

sounds lean at idle, or air bleeds clogged with...

sounds lean at idle, or air bleeds clogged with crud. I would blow the idle circuit out with carb clean, reset idle mixture screws and idle speed setting. Id ditch the locked timing as well
Forum: General Q & A
03-04-2020, 07:30 AM
Replies: 14
Views: 1,299
Posted By MILD THUNDER

They found 50hp in this 540ci bbc going from...

They found 50hp in this 540ci bbc going from 1.75" to 2.25" headers. I'll bet if they had tried a set of "stainless marine" or "gils", there would have been a 50-75hp gain going to 2.25 headers. This...
Forum: General Q & A
02-28-2020, 05:38 PM
Replies: 17
Views: 1,697
Posted By MILD THUNDER

I think the real question here, is how much power...

I think the real question here, is how much power are you looking to make? A good 8-71 will support 900-1000HP. If youre looking to make more than that, a bigger roots, or whipple would be the way to...
Forum: General Q & A
02-18-2020, 09:19 PM
Replies: 226
Views: 49,033
Posted By MILD THUNDER

Yes. Thats pretty much the standard on...

Yes. Thats pretty much the standard on aftermarket performance bbc heads .
Forum: General Q & A
02-18-2020, 07:32 AM
Replies: 76
Views: 6,570
Posted By MILD THUNDER

I am going to assume this is a 4.5" stroke 572? a...

I am going to assume this is a 4.5" stroke 572? a 4.5 stroke engine will need substantially more duration to hit 5500, than a 4.25 or 4.00 stroke.

Ok , heres the deal with your current cam. Its a...
Forum: General Q & A
02-02-2020, 06:31 PM
Replies: 12
Views: 1,225
Posted By MILD THUNDER

Im actually putting together a budget build for a...

Im actually putting together a budget build for a buddys truck. Its going to be a 516ci (4.530 x 4.00), 9.25:1 compression , with ported 049 heads that got 2.19/1.88 valves installed. Goal is low...
Forum: General Q & A
02-02-2020, 12:56 PM
Replies: 12
Views: 1,225
Posted By MILD THUNDER

I dont really care much about the point of peak...

I dont really care much about the point of peak power (within reason that is). My 468s kept making power to 6500rpm on dyno. I ran them at 6200 in boat though.

If you were to look at volumetric...
Forum: General Q & A
02-02-2020, 08:05 AM
Replies: 12
Views: 1,225
Posted By MILD THUNDER

Pickle, here is a build that had a similar cam as...

Pickle, here is a build that had a similar cam as the 741. It was borgies 496 build. Cam was a madera 237/246 112 lsa with 650ish lift. Very similar to the 741 crane. Afr heads

made nice power....
Showing results 1 to 25 of 500
 


 
Forum Jump

Contact Us - Archive - Advertising - Cookie Policy - Privacy Statement - Terms of Service - Do Not Sell My Personal Information -

Copyright 2018 MH Sub I, LLC dba Internet Brands. All rights reserved. Use of this site indicates your consent to the Terms of Use.