NEW FLAGSHIP HI-PERFORMANCE
CUSTOM MARINE GM & World BASE
ENGINES

HAND ASSEMBLED and COMPETITION BLUEPRINTED

Replacement for Merc - MerCruiser HP500 & 525

GM Gen VI 502 CID 4.447” x 4.00” base engine 9 to 1 compression ratio, Forged crank, Rods, Pistons,
Cranehydraulic roller cam, springs, Lifters, Push rods, Rocker arms, Merlin Ported heads with 2.250 S/S Intake and Inconel exhaust valves, Flywheel and Dampner.


GM Standard Deck Gen VI 540 CID 4.50” x 4.25” base engine 9 to 1 compression with Hydraulic roller cam, Forged crank, Rods and Pistons. Merlin heads 2.250 S/S intake valves and Inconel exhaust valves. 8-quart oil pan, Flywheel and Dampner.

600+ hp @ 5400 RPM
650 lb-ft @ 4000 RPM
Optional HP - Forged blower pistons, 8 to 1 compression with Fel-Pro Marine S/S
head gaskets with O-ringed cylinder heads .
Supercharged @ 5 LBS of boost 700+ hp @ 5400 RPM - 750 lb-ft @ 4000 RPM

World III Tall Deck Mark IV 540 CID 4.50”x 4.25” base engine 9 to 1 compression with Hydraulic roller cam, Forged crank, Rods and Pistons. Merlin III heads 2.300 S/S intake valves and Inconel exhaust valves. 14-quart oil pan, Flywheel and Fluid dampner.

625 hp @ 5400 RPM
675 lb-ft @ 4000 RPM
Optional HP - Forged blower pistons, 8 to 1 compression with Fel-Pro Marine S/S head
gaskets wtih O-ringed cylinder heads.
Supercharged @ 5 LBS of boost 800 hp @ 5400 RPM - 870 LB-FT @ 4000 rpm

World III Tall Deck Mark IV 575 CID 4.50”x 4.50” base engine 9 to 1 compression with Hydraulic roller cam, Forged crank, Rods and Pistons. Merlin III heads 2.300 S/S intake valves and Inconel exhaust valves. 14-quart oil pan, Flywheel and Fluid dampner.

685 hp @ 5400 RPM
710 lb-ft @ 4000 RPM
Optional HP - Forged blower pistons, 8 to 1 compression with Fel-Pro Marine S/S head
gaskets wtih O-ringed cylinder heads.
Supercharged @ 5 LBS of boost 825 hp @ 5400 RPM - 885 lb-ft @ 4000 RPM

World III Tall Deck Mark IV 600 CID 4.60”x 4.50” base engine 9 to 1 compression with Hydraulic roller cam, Forged crank, Rods and Pistons. Merlin III heads 2.300 S/S intake valves and Inconel exhaust valves. 14-quart oil pan, Flywheel and Fluid dampner.

700 hp @ 5600 RPM
730 lb-ft @ 4000 RPM
Optional HP - Forged blower pistons, 8 to 1 compression with Fel-Pro Marine S/S head
gaskets wtih O-ringed cylinder heads.
Supercharged @ 5 LBS of boost 850 hp @ 5400 RPM - 895 lb-ft @ 4000 RPM

 

502-540 CID

 

575 + 600 CID

 

 

Page 33