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Search: Posts Made By: rbrtbarker3
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02-25-2017, 12:17 PM
Replies: 5
Views: 4,076
Posted By rbrtbarker3

Valve seat materials for Marine

I've been hearing horror stories of how guys are tearing up valve seats in AFR heads on BBC's. From my research AFR, brodix, and Edelbrock all use a hardened ductile iron for the seats. I know...
02-21-2017, 06:30 AM
Replies: 3
Views: 1,254
Posted By rbrtbarker3

EFI to carb swap, what all will be needed

Changing the top end on my 1999 454 MPI mag to intake and carb. What all will I need to do this? My concerns are wiring harness, fuel pump, currently has the cool fuel system on it, and if current...
01-03-2017, 11:25 AM
Replies: 17
Views: 8,196
Posted By rbrtbarker3

I agree, but I'm very limited for space in front...

I agree, but I'm very limited for space in front of the engine. I should probably just build a mild 540cid and leave mine alone
01-03-2017, 10:54 AM
Replies: 17
Views: 8,196
Posted By rbrtbarker3

Nitrous on 454 mpi mag

Has anyone had real experience with running a wet kit of only 100hp? Thoughts are prop the boat for 5000rpm, but up the rev limiter 5500-5600. The extra rpms should gain 5-6 mph. Looking for input...
10-07-2016, 09:14 AM
Replies: 23
Views: 6,842
Posted By rbrtbarker3

Thanks for the help guys

Thanks for the help guys
10-06-2016, 10:25 PM
Replies: 23
Views: 6,842
Posted By rbrtbarker3

Where is kunkles located

Where is kunkles located
10-06-2016, 10:56 AM
Replies: 23
Views: 6,842
Posted By rbrtbarker3

Sounds good to me, where is he located

Sounds good to me, where is he located
10-06-2016, 07:22 AM
Replies: 23
Views: 6,842
Posted By rbrtbarker3

I will look into the vortechs

I will look into the vortechs
10-05-2016, 07:57 PM
Replies: 23
Views: 6,842
Posted By rbrtbarker3

Planned on doing some minor head work while...

Planned on doing some minor head work while replacing head gaskets and are bolts. I think the hull will be ok. It has a single step right on the keel 6ft from the transom. Also the strake on each...
10-05-2016, 03:26 PM
Replies: 23
Views: 6,842
Posted By rbrtbarker3

Of course, any idea how big of one I could turn?...

Of course, any idea how big of one I could turn? 30? If so that'd put me in the mid 80's
10-05-2016, 01:37 PM
Replies: 23
Views: 6,842
Posted By rbrtbarker3

Speed gains from procharger on 22ft boat

Boat currently has 454 mpi mag with Stainless Marine Exhaust. Turns a 24p 5000rpms at 69mph. Procharger claims 620hp at 5psi of boost. What kind of speed gains should I expect? Before everyone starts...
09-20-2016, 10:10 AM
Replies: 1
Views: 899
Posted By rbrtbarker3

Stainless Marine Exhaust 454 mag mpi What Else?

I'm putting sm exhaust on a 1999 454mag mpi. I'm using risers that have been extended so the water mixes roughly 12" further back. Will I need to get it remapped, up the fuel pressure, or possibly...
Forum: General Q & A
09-16-2016, 12:13 PM
Replies: 2
Views: 1,270
Posted By rbrtbarker3

The step is actually in the keel and appears to...

The step is actually in the keel and appears to only be about a foot wide. From there back the keel transitions from a V to what I would call a rounded V. Not flat like a pad. Also there are no...
Forum: General Q & A
09-16-2016, 10:38 AM
Replies: 2
Views: 1,270
Posted By rbrtbarker3

Powerquest razor 22

Just bought a 1999 razor 22 with mpi 454 mag. Can't find much info on the smaller powerquest boats. Seems to be a well built boat for the money I wanted to spend and will just be used on the river...
06-01-2011, 11:15 AM
Replies: 0
Views: 850
Posted By rbrtbarker3

anyone running water crossover with alpha drive

I heard alphas dont pump enuff water to do this, but they sell them so how do i do it? There must be more to it.
05-31-2011, 10:09 PM
Replies: 4
Views: 1,817
Posted By rbrtbarker3

it connects on the outside of the manifold. just...

it connects on the outside of the manifold. just have to make a new "full" mark for your oil level.
05-31-2011, 10:08 PM
Replies: 4
Views: 1,817
Posted By rbrtbarker3

i ran into the same problem with a 400 i just put...

i ran into the same problem with a 400 i just put in mine. i had to get a dipstick off an old omc 350 which actually comes out of the drain in the oil pan. it worked great and i connected it to a...
05-31-2011, 10:00 PM
Replies: 2
Views: 980
Posted By rbrtbarker3

where to get new lower for alpha one gen 1

can anyone give me any advice on buying a new lower gear housing (complete) for a alpha 1 gen 1. i need a new one thanks to a woman who ran into the back of my boat at a stop sign. bent skeg,...
03-18-2011, 10:13 PM
Replies: 44
Views: 15,163
Posted By rbrtbarker3

hey magnum, how big is your concord? i have a 85...

hey magnum, how big is your concord? i have a 85 mach2 and ran a motor VERY similar to yours. it was a 355 with 9.3-1 comp, sportsman2 heads, cam a step below what you are running, (the ZZ4 cam) rpm...
Showing results 1 to 19 of 19


 
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