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Forum: Do It Yourself, Boating on a Budget

10-05-2024, 11:45 PM

Replies: 8

454 honing or boring for oversize

Views: 1,653

Posted By CC245L

what I expect from the engine: cheep...

what I expect from the engine:
cheep replacement for a 454 330hp with a slightly higher compression and a bit of valve-job, retro roller lifter and rockers.
If it would be somewhat over 330hp later...

Forum: Do It Yourself, Boating on a Budget

10-05-2024, 11:41 AM

Replies: 8

454 honing or boring for oversize

Views: 1,653

Posted By CC245L

Well, I am still not sure what to do. Since I am...

Well, I am still not sure what to do. Since I am located in germany, I think line2line isn't an option unless they sell new std pistons with a coating. I also wanted to go for a -10cc piston. But I...

Forum: Do It Yourself, Boating on a Budget

10-05-2024, 07:31 AM

Replies: 8

454 honing or boring for oversize

Views: 1,653

Posted By CC245L

454 honing or boring for oversize

I have a gen 4 block which I'd like to refurbish.
The bores have a mark just where the rings stop. I measure 0.003 inch or 0.07mm bigger than the original bore 4.25 inch.
In general the cylinder...

Forum: Drives and Lower Units

09-28-2024, 12:13 AM

Replies: 12

coupler for Bravo 1 7.4l 330hp

Views: 2,541

Posted By CC245L

Yeah, I believe I have a good feeling for things...

Yeah, I believe I have a good feeling for things happening whiledriving and a quick response. As soon I fellt some slip I pulled the throttle back.
And also I hit some big waves before where I felt...

Forum: Drives and Lower Units

09-20-2024, 02:37 AM

Replies: 12

coupler for Bravo 1 7.4l 330hp

Views: 2,541

Posted By CC245L

I didn't pull the engine yet, but it looks like I...

I didn't pull the engine yet, but it looks like I have the old style 18643A7 like in the picture, just with a short snout.
The diameter is much smaller, so I guess it can not handle that much...

Forum: Drives and Lower Units

09-18-2024, 02:22 AM

Replies: 12

coupler for Bravo 1 7.4l 330hp

Views: 2,541

Posted By CC245L

CP Performance is selling the A9 as HP which is...

CP Performance is selling the A9 as HP which is the aluminum hub according to this post.

Sorry, I can't post links yet....

Forum: Drives and Lower Units

09-17-2024, 05:12 AM

Replies: 12

coupler for Bravo 1 7.4l 330hp

Views: 2,541

Posted By CC245L

coupler for Bravo 1 7.4l 330hp

Hi,

can anyone explain the difference between the coupler with short neck approximatle 200 - 300 $ and the long neck for 700+ $
For me the rubbersection looks the same. Just the long neck makes...

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