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General Q & A - Looking for full Specs on stock 425hp 496HO cam - I am looking for the full specifications on the stock Merc 425hp 496HO cam to include at 0.006" valve opening.Young Performance. Are you referring to the 454 Mag MPI (385 hp) vs the 7.4 Mpi (310hp)? If so, the mag motor is a 4 bolt block with all forged bottom end and rectangle port heads. The 7.4 MPI has a 2 bolt block, cast crank, 3/8 rods, cast pistons, peanut oval port heads with smaller valves,etc. Not a good platform to modify.Oct 6, 2009 · Offshoreonly Industry News; General Boating Discussion; Classic Offshore; Insurance and Finance; Poker Runs and Boating Events; Boating Safety; Beware and Stolen; Vendor Talk; Trucks, Trailers and Transportation; Technical. General Q & A; Do It Yourself, Boating on a Budget; Drives and Lower Units; Electronics; Fiberglass and Paint; Prop Talk ... Nov 16, 2023 · General Boating Discussion - Performance center console rental - Has anybody ever seen rentals for the performance center consoles, such as Statement, Nortech...I was looking into it and havent found much and was wondering what something like that would take, or if it would even be worth it, even if having it captained · Offshoreonly.com is the leading website of high performance boating enthusiasts. Our Bulletin Board, Chat Room, Classifieds section, Photo and Movies …

1. Drives and Lower Units - gear oil for bravo - looking to go to royal purple gear oil for a bravo one outdrive.should i use the 75w-140 or the 75w-90 synthetic thanks mike.Jul 6, 2017 · Hope everyone is having a good boating season! It's been awhile since I've been on any forum so if there is a tread on this I apologize. I have an eliminator 25 Daytona newer bottom with 1000 hp 565 BBC blower motor with a full IMCO SCX,blueprinted -2 1400 lower, it is one of the first 1400 lowers blueprinted from IMCO .

Apr 23, 2018 · I am from the Detroit area. I wanted to have my two 1250's tuned. I called around and found Ben at Chief engines also known as Precision Power Offshore in spring lake Michigan. I told him I had a pair of 1250's with the Holley EFI system and looking for a shop that could tune them. He told me he was a Holley expert. Ben convinced me to go …And how to not confuse one for the other. Social media is filled with people posting pictures of themselves in luxurious or exotic places, posing at their most flattering angle, an...

The camshaft you chose is less powerfull/smaller than the stock marine camshaft. You will need at least 218/224 degrees of duration @.050 lift to get close to 350 horsepower. The camshaft used in the 350/350 horsepower 1969 Corvette engine had 224/224 degrees of duration @ .050 lift.Google published its annual Zeitgeist survey a couple of weeks ago, which tracks the year’s most popular searches in different countries. It breaks them down by category—people, mo...The 6.2s are 20 h.p. stronger than the 5.7 m.p.i. with about an equal increase in torque. They made a high output version of the 6.2s for a time. The rating was between 350 h.p. (probably VERY conservative) and 420 h.p. (a Mercruiser aftermarket build with CMI headers - required 92 octane).On August 3, Nomura presents Q1 figures.Analysts predict earnings per share of ¥5.55.Follow Nomura stock price in real-time on Markets Insider her... On August 3, Nomura reveals fi...Oct 5, 2009 · Sunsation - Discussions about boats built by this manufacturer.

Young Performance. Are you referring to the 454 Mag MPI (385 hp) vs the 7.4 Mpi (310hp)? If so, the mag motor is a 4 bolt block with all forged bottom end and rectangle port heads. The 7.4 MPI has a 2 bolt block, cast crank, 3/8 rods, cast pistons, peanut oval port heads with smaller valves,etc. Not a good platform to modify.

Offshoreonly Industry News; General Boating Discussion; Classic Offshore; Insurance and Finance; Poker Runs and Boating Events; Boating Safety; Beware and Stolen; Vendor Talk; Trucks, Trailers and Transportation; Technical. General Q & A; Do It Yourself, Boating on a Budget; Drives and Lower Units; Electronics; Fiberglass and Paint; Prop Talk ...

Jul 17, 2007 · TexomaPowerboater. They don't make parts for the OMC anymore. General Boating Discussion - 7.5L 460 King Cobra. anyone familiar with this power package - I am looking at buying a 1989 boat with this power package but I don't know anything about it. Here is the link to the boat, it will be used to knock around in in S FL.Quote: Originally Posted by Powerquest_Baby!! Early 502's (Mark IV and Gen V's) were rated at 425 at the flywheel and 390 at the prop (carb). This number grew in the early 90's with the advent of EFI. The EFI 502 went up to 415 at the prop and the 454 Mag went to 385 hp at the prop. Powerquest is correct this is how they were rated.Find the latest MISTE INVERSIONES, SICAV S.A. (0P0000ITMX.F) stock quote, history, news and other vital information to help you with your stock trading and investing.General Q & A - Cam suggestions for 383 build - I would like a custom ground but is out of the budget. The boat is a 98 glastron gs205 and weighs 2600 lbs dry. We will be doing a little fishing and skiing both. It also has a Volvo penta sx duo prop out drive. Plans are to run exhaust out the stock leg. I'd like to Offshoreonly Industry News; General Boating Discussion; Classic Offshore; Insurance and Finance; Poker Runs and Boating Events; Boating Safety; Beware and Stolen; Vendor Talk; Trucks, Trailers and Transportation; Technical. General Q & A; Do It Yourself, Boating on a Budget; Drives and Lower Units; Electronics; Fiberglass and Paint; Prop Talk ... Quote: Originally Posted by Powerquest_Baby!! Early 502's (Mark IV and Gen V's) were rated at 425 at the flywheel and 390 at the prop (carb). This number grew in the early 90's with the advent of EFI. The EFI 502 went up to 415 at the prop and the 454 Mag went to 385 hp at the prop. Powerquest is correct this is how they were rated.

MYNA: Get the latest Mynaric stock price and detailed information including MYNA news, historical charts and realtime prices. Indices Commodities Currencies Stocks Offshoreonly Industry News; General Boating Discussion; Classic Offshore; Insurance and Finance; Poker Runs and Boating Events; Boating Safety; Beware and Stolen; Vendor Talk; Trucks, Trailers and Transportation; Technical. General Q & A; Do It Yourself, Boating on a Budget; Drives and Lower Units; Electronics; Fiberglass and Paint; Prop Talk ... BAILLIE GIFFORD INTERNATIONAL SMALLER COMPANIES FUND INSTITUTIONAL CLASS- Performance charts including intraday, historical charts and prices and keydata. Indices Commodities Curre...Faced with the overwhelming and rising coronavirus deaths, scientists cast aside old priorities to answer the ever-pressing need for knowledge and solutions. Scientists, like the r...We're pulling CO2 out of thin air and transforming it into a fuel. HowStuffWorks looks at the science and how close it is to commercial viability. Advertisement Svante Arrhenius wa...The Fora platform includes forum software by XenForo. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. A forum community dedicated to performance boat owners and enthusiasts. Come join the discussion about offshore racing, performance, modifications, builds...

Received 778 Likes on 359 Posts. mefi tuning question for experts. I was out this morning doing some fine tuning on my boat with my new mefiburn software and I am starting to get a basic understanding of how it works. This was the second time out with it,last week I went out and ran it from idle to partial boost and slightly tweaked the fuel ...

Re: 454 330hp upgrades. THIS WAS IN POWERBOAT MAG JAN ISSUE. PROVEN 7.4 CARB UPGRADE. QUESTION: A few years ago you listed an intake, cam and head combination for upgrading a stock MerCruiser 454, 330-horsepower engine (mine is a 1987 model) that was good for up to 425 to 450 horsepower, if I remember correctly.Received 106 Likes on 81 Posts. Blower Paint options. Looking to paint my B&M 420s and BBC polished intakes. I've heard that paints get a bad rap for insulating and not shedding the blower case heat. What success have you had with great looking thermal shedding paint on blowers? Salt water use.When we can no longer change a situation, we are challenged to change ourselves. ~ Viktor Frankl In life, some When we can no longer change a situation, we are challenged to change...Prop Talk - Best Prop For IMCO SCX - Hope everyone is having a good boating season! It's been awhile since I've been on any forum so if there is a tread on this I apologize. I have an eliminator 25 Daytona newer bottom with 1000 hp 565 BBC blower motor with a full IMCO SCX,blueprinted -2 1400 lower, it is one of theMercury Marine (TBS) Supercharger Kit. $4700.00. Though these kits are made for a standard 700SCI, this TBS supercharger kit setup, will fit any big block Chevy that has rectangle head ports and a Mefi ECU. Tall decks would need spacers, and if need.. 2. (4) Yamaha F-350 Outboards w/ rigging. 2013. 2013.Received 1 Like on 1 Post. The majority of the engines we build are supercharged. Alot of builders like to run conservative A/F ratios, usually 12.0-12.5:1. I personally through our in house dyno tuning find that ratios of 12.9 (being the richest) and 13.3:1 will make more horsepower.

Join Date: Nov 2003. Location: Rochester, MI / Marco Island, FL. Posts: 433. Likes: 0. Received 0 Likes on 0 Posts. Ocean Express Owners. How fast does your boat go and what power do you have? Tell us about your boats. Who is the fastest 39'.

While points and miles are not a substitute for a real emergency preparedness plan, it’s a supplement that can take the stress out of finding shelter and a viable evacuation route....

May 7, 2021 · Activator - For Sale: 22 Activator - Link to OSO Classified: https://www.offshoreonly.com/classif...or-o79839.html Completely restored 1990 22 Activator, no engine. We're pulling CO2 out of thin air and transforming it into a fuel. HowStuffWorks looks at the science and how close it is to commercial viability. Advertisement Svante Arrhenius wa... · Restorations & Upgrades - Discuss boating project relating to a restoration, modifications, and updates.Sex and gender are often used interchangeably, but they mean different things. We look at how sex, gender identity, sexuality, and pronouns are related and why it matters. The term...Apr 23, 2018 · I am from the Detroit area. I wanted to have my two 1250's tuned. I called around and found Ben at Chief engines also known as Precision Power Offshore in spring lake Michigan. I told him I had a pair of 1250's with the Holley EFI system and looking for a shop that could tune them. He told me he was a Holley expert. Ben convinced me to go … Offshoreonly Industry News; General Boating Discussion; Classic Offshore; Insurance and Finance; Poker Runs and Boating Events; Boating Safety; Beware and Stolen; Vendor Talk; Trucks, Trailers and Transportation; Technical. General Q & A; Do It Yourself, Boating on a Budget; Drives and Lower Units; Electronics; Fiberglass and Paint; Prop Talk ... Mar 1, 2024 · General Boating Discussion - Pics from 2021, 2022, 2023, 2024 - Powerboat Listings: powerboats for sale by owner. Show powerboats under: 25 30 35 40 45 50 60 70 feet. Show powerboats over: 20 30 40 feet Show All. Search for a Boat.TheHullTruth is the premier boating and fishing forum on the web!Received 11 Likes on 7 Posts. 1990 fountain fever stringer repair. Front of my bow needs wood and glasswork could use some tips from you guys. Going to glass it in sections. front of my bow needs wood and glasswork could use some tips from you guys. Last edited by BigSobe; 08-01-2022 at 11:04 PM. Reason: didnt attach pics.

And how to not confuse one for the other. Social media is filled with people posting pictures of themselves in luxurious or exotic places, posing at their most flattering angle, an...39. SC39. 699000. This is a full carbon fiber Outerlimits SC39 open cockpit powered by fresh Mercury Racing 1100's (Rebuilt by Mercury), coupled to Mercury Racing #6 Drives. The boat actually measures 44ft overall with.. 5. 2017 Outerlimits SV50 Carbon Fiber 1350/1550. 2017.Learn about QR code uses in your business, with easy examples. See how to use QR codes for marketing, texting, contactless transactions, much more. If you buy something through our...OffshoreOnly Classifieds - Boat Classifieds - Boat Parts. 2004 Hustler Cheetah. M8 Mercury Racing Sterndrive 1:40 Gear Ratio Fresh Rebuilt. 2022 International CV515. 2024 Eliminator 255 Speedster w/ Open Bow. 2005 Skater 32. 2018 42' MYCO Trailer. Laveycraft 2750 Nuera (980HP) 2021 Skater 438.Instagram:https://instagram. law degree abbreviation daily themed crosswordvolkswagen golf r wikikroll restructuring administrationthirteen reasons why wiki Received 68 Likes on 34 Posts. High Water Pressure Merc 700 SCI. Helping a buddy troubleshoot his high water pressure issue, the boat has low water pickups and staggered Mercury 700 SCI’s. It has Hardin two stage sea water pumps, boat pumped water on the hose with no issue. Backed it in at the ramp and it wouldn’t pump any water. walmart eye hourswalgreens on 99 and 59 Read about how a 1970s kitchen was remodeled with new cabinets and countertops, and the wall between it and the living room removed to open up the space. Expert Advice On Improving... the blind showtimes near bison 6 cinema And you can make it for under $1.00! Materials needed: One 12volt resistor type LED light. One small paperclip cut in half. That’s it! This home made code tool works every bit as well as the one I paid $50.00 for. It will work on most 1993 to 2000 marine EFI systems with the ten pin Data Link Connector.Feb 28, 2017 · Blower engines need less (2*-4*) advance. An early IVO is unnecessary. The intake column is pressurized and early openings increasing overlap. A 110*/112* ICL on a 114* Lobe sep would work well. Increased exhaust volume requires blower cams to have additional ex duration to rid the cylinder of spent gasses.The Fora platform includes forum software by XenForo. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. A forum community dedicated to performance boat owners and enthusiasts. Come join the discussion about offshore racing, performance, modifications, builds...