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Search: Posts Made By: BravoX1D
Showing results 1 to 25 of 41
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Forum: General Q & A
09-20-2022, 02:42 PM
Replies: 15
Views: 1,499
Posted By BravoX1D

Holley Sniper EFI

Considering replacing my Holley carb with the Sniper EFI on a 502. With elbow top headers, where can I install the O2 sensors so they won't get wet. Is it even possible?
Forum: General Q & A
09-19-2022, 11:50 PM
Replies: 7
Views: 1,258
Posted By BravoX1D

I actually meant the valve above the filter...

I actually meant the valve above the filter threads, not the pad. Duh!
Forum: General Q & A
09-16-2022, 01:27 PM
Replies: 7
Views: 1,258
Posted By BravoX1D

If I have it right, I've heard tell that the...

If I have it right, I've heard tell that the valve above the filter nipple is associated with using an automotive type oil cooler. That it is actually a good thing because it prevents oil drain back...
Forum: General Q & A
09-12-2022, 12:00 AM
Replies: 7
Views: 1,258
Posted By BravoX1D

Oil bypass valve

I'm running with the automotive version of the ZZ502 in my boat. The engine is fresh water cooled with aluminum heads. I did a parts swap from my older Mercruiser 454 but with the proper flywheel...
Forum: General Q & A
04-09-2020, 09:03 PM
Replies: 4
Views: 921
Posted By BravoX1D

Greetings! I'm glad I asked because I really...

Greetings! I'm glad I asked because I really don't know that much about EFI. Last year I rebuilt the holly and the last time I fired up the engine, it was running rough and wouldn't idle bellow 1100....
Forum: General Q & A
04-08-2020, 10:38 PM
Replies: 4
Views: 921
Posted By BravoX1D

Tbi/ecm

I may consider upgrading from my Holly 4 barrel to TBI. As far as I know, I will need the complete system that includes the engine control module. Is there any difference between a ECM for a big...
Forum: General Q & A
04-02-2020, 06:56 PM
Replies: 13
Views: 2,611
Posted By BravoX1D

It is a broad misconception that octane produces...

It is a broad misconception that octane produces more power. I have had drivers talk to me while I was off loading fuel, and you would be amazed at the things people would say or ask. Many think...
Forum: General Q & A
03-30-2020, 12:58 AM
Replies: 13
Views: 2,611
Posted By BravoX1D

My wife drove a '98 Z 28 V8 SB. The only fuel...

My wife drove a '98 Z 28 V8 SB. The only fuel that made it happy was Sunoco 94! On 93, it would rattle when she punched it. My engine is old school, no ECM. I don't intend to try and push the timing...
Forum: General Q & A
03-30-2020, 12:09 AM
Replies: 4
Views: 1,039
Posted By BravoX1D

I have a V bottom that gets slightly rounded...

I have a V bottom that gets slightly rounded toward the stern. The coupler and flywheel housing is new though it was bought 5 years ago. The bushing are fine. I bit the bullet and ended up shimming...
Forum: General Q & A
03-28-2020, 01:52 PM
Replies: 13
Views: 2,611
Posted By BravoX1D

Regular or Premium?

My 502 Has a 9.8 compression ratio with aluminum heads. I will be running with FW cooling and a 160 stat. I'm not sure of the octane requirement needed to prevent piston knock. I don't have a knock...
Forum: General Q & A
03-23-2020, 02:07 PM
Replies: 4
Views: 1,039
Posted By BravoX1D

Alignment issue follow up

I moved the engine out of the way to try and figure out what was causing the problem. I determined my transom was not molded out of square to the hull. The next thing I did was to use a length of...
Forum: General Boating Discussion
03-18-2020, 12:01 AM
Replies: 15
Views: 4,544
Posted By BravoX1D

Hello! Performance Product Technologies (PPT)...

Hello! Performance Product Technologies (PPT) offers different units from 600 to 900 hp. They are building a 700 hp exchanger for me. $1,320. It is designed to mount in front of the engine not on it....
Forum: General Q & A
03-14-2020, 10:38 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

A squared + B squared = C squared! Basic...

A squared + B squared = C squared! Basic geometry. I used it to square up my shed foundation. Duh!
Forum: General Q & A
03-14-2020, 04:45 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

I do have a friend who owns a machine shop. (A...

I do have a friend who owns a machine shop. (A good friend to have!) He may not be familiar with boats, but I can get his opinion. When the first sheet of ply went against the transom, it was quickly...
Forum: General Q & A
03-13-2020, 09:14 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

I feel compelled to get to the bottom of what's...

I feel compelled to get to the bottom of what's causing this problem. Is it my hull or did I screw up somewhere? With all of the hours I have into this project, it's kind of frustrating to run into...
Forum: General Q & A
03-13-2020, 06:20 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

I tried every possible combination at the rear...

I tried every possible combination at the rear mounts. Lock washer, flat washer, no washer. A single lock gave me the best results. I had help, and after pinning the rear mounts only snug, we...
Forum: General Q & A
03-13-2020, 02:14 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

I only found out recently on this forum that a...

I only found out recently on this forum that a gimbal bearing actually does gimbal. I thought it was in reference to the gimbal housing. I did try using the bearing to get the alignment with the...
Forum: General Q & A
03-13-2020, 12:02 AM
Replies: 37
Views: 5,796
Posted By BravoX1D

A 330 was the original power plant. Spun a...

A 330 was the original power plant. Spun a bearing a few years back and decided I wanted bigger balls under the hood. I went for a better exhaust system, FW cooling and a new Bravo X. Talk about...
Forum: General Q & A
03-12-2020, 04:59 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

Hi. Power is 600 hp 502 built up from a GM crate...

Hi. Power is 600 hp 502 built up from a GM crate short block. I usually go overboard when it comes to building anything. I would say my transom job should be reasonably uniform. Nothing about the...
Forum: General Q & A
03-12-2020, 12:42 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

If I remember I may have torqued to 35. The inner...

If I remember I may have torqued to 35. The inner transom is solid, no crushing evident. The coupler and flywheel housing were assembled out of the boat. I replaced the 2 pieces 3/4 plywood on the...
Forum: Drives and Lower Units
03-12-2020, 12:18 PM
Replies: 3
Views: 1,096
Posted By BravoX1D

Now you tell me. DOH! :)

Now you tell me. DOH! :)
Forum: General Q & A
03-11-2020, 11:18 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

My boat may very well have come from the builder...

My boat may very well have come from the builder that way. I did the entire engine compartment over so I will never know. My new stringers are of the same dimensions and very close to the original...
Forum: General Q & A
03-11-2020, 10:57 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

I tried everything you said and then some. The...

I tried everything you said and then some. The bar refuses to go in unless the block is off center. At one point it was dead on. This sure is a mystery!?
Forum: General Q & A
03-11-2020, 10:43 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

ph1971. Thank's for the diagrams! I get what your...

ph1971. Thank's for the diagrams! I get what your saying. I can't take the engine out but I can raise it a few feet off the stringers. I will give it a shot. Thank's again!
Forum: General Q & A
03-11-2020, 12:48 PM
Replies: 37
Views: 5,796
Posted By BravoX1D

First I had an issue with a new bell housing...

First I had an issue with a new bell housing because of the new style bushings. I had to swap out the double spiral for a single lock washer. That worked out well. I'm measuring from the edge of the...
Showing results 1 to 25 of 41
 
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