You are here:   Home > Engines and Transmissions (Parts or Complete)

Our Listings : 540 CI Upgrade From a 500 HP Mercruiser

Add to Favorites | Other Ads by this User | Refer it to Friends

Page Views: 2350
Date Added: 05/18/2020
Last Updated: 02/02/2021
Upgrade your 500 HP Mercruiser engine to a 540! A true marine upgrade that's drop in ready to run. 595 Horsepower @ 5200 RPM 665 FT/LBS of Torque @ 3700 RPM Runs on 89 Octane with 9.20:1 Compression Block: 502 CI Mercruiser block bored to 4.500" Rotating Assembly: Scat 4340 Steel 4.250" Stroke Crankshaft Scat 4340 Steel 6.385" I-Beam Rods, ARP 7/16" Bolt Caps SRP/JEP Forged Aluminum Pistons, 9.2:1 Compression Valvetrain ISKY Custom Ground Hydraulic Roller Camshaft Trend Performance Chromoly 1-Pc. .080" Wall Pushrods Scorpion 1.7 Ratio Full Roller Aluminum Rocker Arms Hydraulic Roller Lifters High Endurance Valve Springs Heads: GM Reconditioned, 2.25" Stainless Steel Intake Valves, 1.88" Iconel Exhaust Valves Also Included: Melling Hi-Volume Oil Pump W/ Tig Welded HD Pickup Roller Timing Set Clevite CL-7 "H" Series Rod/Main/Cam Bearings Fel-Pro Head Gaskets New Head Bolts Complete Assembly & Internally Balanced Dyno Sheets Included *Core Required* LOOKING FOR MORE POWER? Upgrade to 635 HP/695 FT-LB (Additional $800) Includes Items Listed Above With Substitution Of: Isky Roller Lifters Scat H-Beam Rods Isky Hydraulic Roller Special Processing High Endurance Springs Pro Gear Timing Set
Ad Number: 77845
Price: $12795
First Name: Bill
Last Name: Lawson
Company Name: ATECO Engine & Dyno Shop
Company Website:
Phone: 847 623-2737
Phone 2:
City: Ingleside
State: IL
Zip: 60041
Year: 500 HP
Make: *Core Required*
Model: 540 CI, 595 HP
E-mail: Reply to Ad

Additional photos