Professionally Built Marine High Performance 502 Chevy Big Block Engine

Engine Builder: Bruce Lizotte

Custom Craft Services LLC.

No expense spared. Built and installed in summer of 2020. Less than 50 run hours on the new engine. Dennis Moore?s Big-Block Chevy Marine Performance Guide used. All fresh Hot Rod performance motor oil installed after initial break-in period. Salt-Away used religiously to fully flush engine after each excursion.

Engine Build Specifications:

Four bolt main marine block fully inspected, machined, and decks trued. Cylinders bored .003. Crank turned and trued. New bearings throughout. New self-lubricating Eagle SIR 5140 Steel I-Beam Connecting Rods. New .003 oversized JE 10:1 compression forged performance pistons and SRP rings installed. New flywheel balanced and installed.

Crane High Performance 169611 HR-284-2S-10 hydraulic roller cam installed. Specifications: Intake @ CAM 339 @ Valve 576. Exhaust @ CAM 352 @ Valve 598. New Crane lifters, valve springs, retainers, and guide plates. New high performance timing chain.

Big block high performance rectangle intake port cylinder heads. Decks trued. New COMP intake and exhaust valves installed with new Crane springs and retainers. New custom length over-sized push rods installed. New high performance oil pump installed. High performance gaskets used throughout.

New Edelbrock 7561 Big Block Air Gap Performance intake manifold installed. Jets primary: 74, jets secondary 85, tested and run by AED Performance. Intake manifold custom powder coated. New AED 750HM Marine Holley Double Pumper Carb Billet Metering Blocks 750HO installed. Custom machined air cleaner and new K & N air filter installed. New fuel lines installed.

New Mercruiser Thunderbolt ignition distributor installed with 390-9571A1 module. New Mallory Coil. New high performance spark plug wires installed. New Champion RS15YC4 Marine spark plugs installed.

New Holley Electric Fuel pump installed. New Parker 320R-RAC-01 S3232 Fuel Filter / Water separator installed. New fuel pressure metering block and gauge installed also with new fuel lines.

New OEM Mercrusier exhaust manifolds installed with new exhaust piping and mufflers. All new belts installed. New alternator. New raw water pump. New freshwater pump. New oil and transmission coolers installed.

New OEM Mercrusier engine mounts installed.

New transmission pressure plate and new shift cables installed to Bravo 1 outdrive. Bravo 1 outdrive serviced and tilt cylinders replaced. New stainless-steel Bravo One 22-degree four blade prop installed. New OEM Mercury Quicksilver solid prop racing hub installed.

• Helm Seat Slide Forward and Aft with Swivel
• Helm Seats and Cockpit Seat feature High Quality Removable Upholstery
• All Seating Constructed of Fiberglass Core, No Wood
• Storage Below Aft Lounge
• Plexiglass Companionway Entry
• Sliding Door Entry To Cabin with Chromed Bronze Lock. and Stainless Sliding System 
•  Snap Down Cockpit Carpet
• Tonneau Cockpit Cover

• V-Berth Forward
• Storage Lockers
• Galley Sink 
• Teak Trimmed Wine Rack and Bottle Storage Under Sink
• Interior Lighting
• Custom Upholstered Contoured Buck Seats
• Finished Fiberglass Headliner Molded to Deck
• Marine Head with 12 gallon Holding Tank

• Garmin GPS/Depth 
• Standard Horizon Explorer VHF Radio
• MD Quart Stereo System with Bluetooth and Pioneer Speakers
• Ritchie Compass
• Full Instrumentation 
• Lenco Trim Tabs

• Airex FRP Hull
• Solid Fiberglass Stringer and Bulkheads
• Full 200lb Density Foam Cored Transom
• Full Fiberglass Swim Platform