Search: Posts Made By: burgessdg
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06-01-2012, 07:18 PM
Replies: 9
Views: 18,303
Posted By burgessdg

timing

Definitely have a concern if you ran 26 degrees total and burned pistons. If your 26 degrees was accurate, you were running very lean and that's what burned the pistons up.

As far as the timing,...
Forum: Engine Tech
03-09-2012, 08:59 PM
Replies: 4
Views: 384
Posted By burgessdg

Check the wipe of the rocker on the valve tip. ...

Check the wipe of the rocker on the valve tip. You might need to alter the push rod length.
Forum: Engine Tech
03-09-2012, 08:55 PM
Replies: 9
Views: 960
Posted By burgessdg

600 HP out of a 355 with 10-1 compression and a...

600 HP out of a 355 with 10-1 compression and a cast crank? 500 HP is pushing it. And you won't get to that without juice. And 7000 RPM? Why build something that you are going to blow up? Not...
Forum: Engine Tech
03-09-2012, 08:13 PM
Replies: 4
Views: 582
Posted By burgessdg

Mortec

Mortec says:

14096217...55-86...350..........Crate motor, 285hp/300hp, 64cc chambers. Mortec has always been pretty accurate for me. I'm guessing the 55 is a typo. I'm thinking 85-86 crate...
Forum: Engine Tech
03-09-2012, 08:02 PM
Replies: 35
Views: 4,336
Posted By burgessdg

BBC heads

What's wrong with a set of Rect port closed chamber factory heads? I have never seen a flow bench test on those old heads, but nobody can tell me oval port heads flow better than the old L88 heads...
Forum: Engine Tech
03-09-2012, 07:39 PM
Replies: 16
Views: 4,737
Posted By burgessdg

vortec

Read somewhere that the vortec head is the best flowing factory cast iron head out of the box. Have people made 461's flow better? Yes, with alot of work. But, unmodified, Vortec flows best of all...
Forum: Engine Tech
03-09-2012, 07:23 PM
Replies: 8
Views: 1,172
Posted By burgessdg

Bore 283

Let me summarize. Can you bore a 283 to 4"? Yes. Have guys done it without sonic testing the block? Yes. Were they lucky? Most were. The purpose of sonic testing is because during machining...
Forum: Engine Tech
03-09-2012, 04:47 PM
Replies: 0
Views: 196
Posted By burgessdg

Rod and piston weights

Does anyone have a list of weights for stock small block and big block rods and pistons. Specifically I have a '69 427/390. Cast 10.25 /1 pistons, 3/8 rod bolt rods. Had a bent rod. A buddy gave...
Forum: Engine Tech
03-14-2011, 05:17 PM
Replies: 8
Views: 1,476
Posted By burgessdg

alternator help

Not sure what you have. GM first generation Alt had a 2 wire plug as did the second generation (1972 thru 80"s?). I would not waste time with first gen it had an external regulator. Second gen had...
Forum: Engine Tech
03-14-2011, 05:17 PM
Replies: 8
Views: 1,476
Posted By burgessdg

alternator help

Not sure what you have. GM first generation Alt had a 2 wire plug as did the second generation (1972 thru 80"s?). I would not waste time with first gen it had an external regulator. Second gen had...
Forum: Engine Tech
03-14-2011, 05:15 PM
Replies: 8
Views: 1,476
Posted By burgessdg

alternator help

Not sure what you have. GM first generation Alt had a 2 wire plug as did the second generation (1972 thru 80"s?). I would not waste time with first gen it had an external regulator. Second gen had...
Forum: Engine Tech
09-26-2008, 05:46 PM
Replies: 7
Views: 636
Posted By burgessdg

Mark's right on the money. A competent shop will...

Mark's right on the money. A competent shop will not do anything to the flexplate when balancing in order to maintain that standard. Then if you need to replace the flexplate down the road, you can...
Forum: Engine Tech
08-15-2008, 07:17 PM
Replies: 6
Views: 1,273
Posted By burgessdg

geometry

It's really simple geometry. Look at a small block. Lifter,valve, rocker, pushrod, all in the same plane. No side load (front to back of motor). The design of the big block (canted valves) takes...
08-15-2008, 06:56 PM
Replies: 26
Views: 2,521
Posted By burgessdg

Wow, $28K sight unseen?

I've seen the pic's. Looks like a nice truck. HE SAID IN THE AD "not perfect, but pretty darn close". He said not perfect, did you expect perfect? Sorry, I don't think you have a complaint. ...
Forum: Engine Tech
06-29-2008, 07:27 PM
Replies: 55
Views: 7,361
Posted By burgessdg

This is just an "opinion", but it is an opinion...

This is just an "opinion", but it is an opinion based on knowledge. Sure, there are more ways to skin a cat than just one. I don't remember reading if the question was directed at a hyd, or solid. ...
Forum: Engine Tech
01-01-2008, 01:45 PM
Replies: 15
Views: 1,830
Posted By burgessdg

TQ vs HP

To some degree torque is the grunt that gets things moving, and horsepower is the force that keeps things moving.

On modern day dynamometers horsepower is a calculated value. It's important to...
Forum: Engine Tech
01-01-2008, 01:23 PM
Replies: 5
Views: 1,315
Posted By burgessdg

compression ratio

Just looking at the numbers, I think you are both a litttle off. Looks to be more like 10 to 10.5-1. Here is another calculator. To be accurate you have to know the CC's of the reliefs and the...
Forum: Engine Tech
12-08-2007, 05:07 PM
Replies: 3
Views: 602
Posted By burgessdg

motor mounts

All chevy big block and small block mounts should interchange if you do not have clearance issues to deal with. So, if you have a '69 camaro with a small block and no fan shroud, it probably will...
Forum: Engine Tech
10-27-2007, 07:10 PM
Replies: 3
Views: 503
Posted By burgessdg

E85

Do some research before you try anything. E85 is corrosive. Need to make sure your entire fuel system can handle it. Higher Octane rating than gas, but only has 70-75% of the energy of gas. Not a...
Forum: Engine Tech
10-08-2007, 05:38 PM
Replies: 8
Views: 1,428
Posted By burgessdg

heads

My casting # book says that head is a 1970 oval port used on the following engines, 402 - light truck, camaro, nova, chevelle, and full size, 454 - 390 hp corvette.

Dan
10-06-2007, 11:36 PM
Replies: 59
Views: 8,079
Posted By burgessdg

Pinks

I also thought that was the best Pinks. I was disappointed however, that the brother that won didn't give the other brother his car back. That would have made it a classic!!!

Just my opinion, Dan
Forum: Engine Tech
09-27-2007, 06:39 PM
Replies: 5
Views: 2,659
Posted By burgessdg

crank

Saw a speed shop that had new GM forged 427 nitrided cranks last summer for $189. I think you would be hard pressed to get $150 for one that's .010 under. But you truly can get whatever someone...
Forum: Engine Tech
09-27-2007, 06:23 PM
Replies: 31
Views: 4,463
Posted By burgessdg

warrantee work

I'm with Frank. If the builder was at fault because of negligence, then he should stand by his work. I do my own motors. If a cam fails, a cam fails. I've had it happen. Even the cam...
09-15-2007, 07:58 PM
Replies: 22
Views: 4,783
Posted By burgessdg

big difference

There is no comparison bettween Lexan (or any other manufacturers Polycarbonate sheet) and Plexiglass which is an extruded Acrylic sheet. I believe Lexan was developed for fighter canopies. You...
Forum: Engine Tech
09-13-2007, 04:27 PM
Replies: 2
Views: 703
Posted By burgessdg

402

etc. etc. is a very big range on a 402. What I mean is, what 402 is it? All 396/402's came with forged cranks, into the mid 70's anyway. If it is a 2 bolt block, save your money. They can't be...
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