Marine Engines

Big cubic inch Marine performance engines for more HP and Lots of Torque.

Chevy 350 CI Small Block Marine 350HP 390FT/LBS TQ

Block
Bored and honed with torque plate
One piece rear main seal 4 bolt main
Premium core max .040 bore. No repairs. No sleeves

Cylinder Heads
New Vortec Heads 1.94 Int 1.50 170 cc int runners
Adjustable rockers with screw in studs
7 degree hardened locks and chrome Moly retainers
New Stainless Performance Valves
High Performance Springs
3 angle competition valve job
New OE head bolts

Valve Train
HP Cam 224/224@.050" .450/.461 Valve Lift 114/114 Lobe Separation
High Intensity Lifters.
Cloyes True Double Roller timing chain..
1.5 ratio rockers

Rotating Assembly
Hypereutectic coated flat top pistons 9.5:1 C.R.
OEM rods with ARP rod bolts
10/10 OEM crankshaft
Externally Balanced
Intake and Tinware
Professional Products Crosswind Vortec Manifold
Professional Products 8 in Harmonic Balancer
Marine oil pan w/ bolt on Windage tray
Chrome Valve covers
OE Timing cover
Pioneer Flywheel

Dyno testing available at an additional fee


Chevy 383 CI Small Block Marine 380HP 435FT/LBS TQ

Block
Bored and honed with torque plate
One piece rear main seal carb 4 bolt main
Premium core max .040 bore. No repairs. No sleeves

Cylinder Heads
Dart S/S Cast Iron 23 deg Heads 2.02 Int / 1.60 Exh 165cc runners 72cc chamber
7 degree hardened locks and chrome Moly retainers
New Stainless Performance Valves
High Performance Springs
3 angle competition valve job
New Head Bolts

Valve Train
Comp hyd Marine cam 224/224 .480/.490 114/114
High Intensity Lifters.
True Double Roller timing chain
Scorpion Aluminum Roller Rockers 1.6
Screw in studs and guide plates

Rotating Assembly
Speed Pro Hypereutectic coated pistons 9.6:1 C.R.
Eagle I Beam Connecting Rods w/ ARP rod bolts
Scat 3.750 Stroke Cast Steel Crank
Balanced rotating assembly within 1 Gram
Speed Pro Moly rings
Externally Balanced

Intake and Tinware
Professional Products Crosswind Manifold
Professional Products 8 in Harmonic Balancer
Marine Oil Pan w Windage tray
Chrome Valve Covers
OEM Timing cover
OEM Flywheel

Dyno testing at an additional fee

No Core Return Required


Chevy 468 CI Big Block Marine 400HP 500FT/LBS TQ

Block
4 bolt block bored and honed with deck plates
Gen IV 2 pc seal
Premium core. No repairs. No sleeves

Cylinder Heads
OE Large Oval Port heads
3 angle competition valve job
New Head Bolts

Valve Train
Comp Cam 224/224 510/510 114 ( needs performance exhaust)
Comp hydraulic lifters
Hardened locks and retainers
2.19 Int / 1.88 Exh stainless valves
Comp Springs 1.540 OD
Cloyes True Double Roller timing chain
Comp Roller Tip Rockers
7/16 Hardened studs and guide plates
Manley Hardened Push Rods

Rotating Assembly
Speed Pro Hypereutectic Coated pistons 9.5:1 CR
Eagle I beam Rods w/ ARP bolts
Eagle cast Steel Crank
Balanced rotating assembly within 1 Gram
Speed Pro Moly Rings
External Balance

Intake and Tinware
Professional Products Crosswind Air Gap manifold
Professional Products 8" Balancer
6 qt deep sump pan
Chrome Tall Valve covers
OE timing cover
New Flywheel

Dyno testing at an additional fee

No Core Return Required


Chevy 468 CI Big Block Marine 475HP 525FT/LBS TQ

Block
4 bolt block bored and honed with deck plates
Gen IV 2pc seal
Premium core. No repairs. No sleeves

Cylinder Heads
World 320cc Rectangular Port Heads
3 angle competition valve job
ARP Head Bolts

Valve Train
Comp Cam 224/224 510/510 114 (needs performance exhaust)
Comp hydraulic lifters
Hardened locks and retainers
2.30 Int / 1.88 Exh stainless valves
Comp Springs 1.540 OD
Cloyes True Double Roller timing chain
Scorpion Aluminum Roller Rockers 1.7:1
7/16 Hardened studs and guide plates
Manley Hardened Push Rods

Rotating Assembly
Keith Black Forged Pistons 10.3:1 CR
Eagle Forged I beam Rods Bushed w/ ARP bolts
4340 Forged Steel Crank
Balanced rotating assembly within 1 Gram
Speed Pro File Fit Moly Rings
Internal Balance

Intake and Tinware
World Marine Intake w/4150 base
Professional Products 8" Balancer
Canton Marine Oil Pan and Screen
Chrome Tall Valve covers
New OE timing cover
New Flywheel

Dyno testing at an additional fee

No Core Return Required


Chevy 496 CI Big Block Marine 520HP 595FT/LBS TQ

Block
4 bolt block bored and honed with deck plates
Gen IV 2pc seal
Premium core. No repairs. No sleeves

Cylinder Heads
World heads 320cc int 2.300 1.88
3 angle competition valve job
ARP Head bolts

Valve Train
Comp Cam 234/244 564/566 112 Hyd (needs performance exhaust)
Hardened locks and retainers
2.30 Int / 1.88 Exh stainless valves
HP Springs 1.540 OD
Comp hydraulic lifters
Cloyes True Double Roller timing chain
Scorpion Aluminum Roller Rockers
7/16 Hardened studs and guide plates
Manley Hardened Push Rods

Rotating Assembly
SRP Forged Pistons 10.1:1 CR
Eagle I beam rods w/ ARP bolts
Eagle Cast Steel Crank
Balanced rotating assembly within 1 Gram
Speed Pro File Fit Moly Rings
External Balance

Intake and Tinware
World Marine Intake w/4150 base
Professional Products 8" Balancer
Deep Sump Pan
Chrome Tall Valve covers
OE timing cover
New OE Style Flywheel

Dyno testing at an additional fee

No Core Return Required


Chevy 540 CI Big Block Marine 600HP 700FT/LBS TQ

Block
NEW Dart BIG M Block 4.500 bore
4 bolt main 2 pc seal design

Cylinder Heads
World Products Rectangular port heads 320cc intake runners
Chrome Moly locks and retainers
Stainless Valves 2.300 intake 1.88 exhaust
HP Springs to handle 650 lift
3 angle competition valve job
ARP Performance head bolts

Valve Train
Crane Hyd Roller Cam 610/632 lift 234/242 107/117
Crane Hyd Roller lifters
True Double Roller timing chain
Scorpion Aluminum Roller Rockers 1.7 ratio
Hardened studs and plates

Rotating Assembly
J&E Forged Pistons
H beam rods
4340 Forged Steel Crank 4.250 stroke
Balanced rotating assembly within 1 Gram
Hastings Plasma Moly Rings
Clevite Bearings

Intake and Tinware
World Marine Intake w 4500 base
Professional Products Balancer
Canton 10qt marine offshore pan
Chrome tall valve covers
New OE style timing cover
New OE Style Flywheel
Holley 850 CFM marine carburetor
Mallory Marine Distributor
Accel Plug wires
Champion Spark Plugs
Airtex Water Pump

Dyno testing at an additional fee


Chevy 632 CI Big Block Marine 750HP 800FT/LBS TQ

Block
NEW Dart BIG M Block 4.600 bore 10.2 tall deck block
4 bolt main 2 pc seal design
ARP Main Bolts

Cylinder Heads
World Products Rectangular port heads 345cc intake runners
3 angle competition valve job
ARP Head Bolts

Valve Train
Crane Hyd Roller Cam 632/632 lift 244/256 109/119
Crane Hyd Roller lifters w link bar
Chrome Moly locks and retainers
Stainless Valves 2.300 intake 1.88 exhaust
HP Springs to handle 650 lift
Cloyes True Double Roller timing chain
Scorpion Aluminum Roller Rockers 1.7 ratio
Hardened studs and plates

Rotating Assembly
J&E Custom Forged Pistons 10.1:1 CR
Eagle 6.700 H beam rods w ARP Bolts
Lunatti 4.750 stroke 4340 forged steel crank
Balanced rotating assembly within 1 Gram
Plasma Moly Rings
Clevite Bearings

Intake and Tinware
World Intake w 4500 Dominator base
Professional Products SFI Balancer
Canton Alum Pan
Chrome tall valve covers
Milodon timing cover
OE flywheel

Dyno testing at an additional fee

No Core Return Required


 

Ford 302 CI Small Block Marine 310HP 360FT/LBS TQ

Block
Bored and honed with torque plate
1pc seal design non roller
Premium core max .040 bore. No repairs. No sleeves

Cylinder Heads
World 180 CC cast heads 1.94/1.60 58cc
New Head Bolts
3 angle competition valve job

Valve Train
Comp cam 218/218 456/456 110
High Intensity lifters
Cloyes True Double Roller timing chain
Scorpion Aluminum Roller Rockers 1.6 ratio
Screw in studs and Hardened guide plates
Manley .080 wall pushrods
7 deg hardened locks and retainers
1.94 int 1.60 exh Stainless valves
Performance springs

Rotating Assembly
Speed Pro Coated Hypereutectic pistons 9.7:1 CR
OE rods w ARP rod bolts
OE 2MAE crank 10/10
Balanced rotating assembly within 1 Gram
Speed Pro File Fit Moly Rings
50oz Balance

Intake and Tinware
Professional Products Dual plane Manifold
Professional Products Damper 50oz
New OEM Front sump Pan
Tall Chrome Valve Covers
New Aluminum universal timing cover
New OE 50oz Flywheel

Dyno testing at an additional fee

No Core Return Required


Ford 351 CI Windsor Marine 350HP 400FT/LBS TQ

Block
Bored and honed with torque plate
1pc seal design non roller
Premium core max .040 bore. No repairs. No sleeves

Cylinder Heads
World 200 CC cast heads 2.02/1.60 60cc
ARP Head Bolts
3 angle competition valve job

Valve Train
Comp cam 226/234 512/531 111 requires performance exhaust
High Intensity lifters
Cloyes True Double Roller timing chain
Scorpion Aluminum Roller Rockers 1.6 ratio
Screw in studs and Hardened guide plates
Manley .080 wall pushrods
7 deg hardened locks and retainers
2.02 int 1.60 exh Stainless valves
Performance springs

Rotating Assembly
Speed Pro Coated Hypereutectic pistons 9.0:1 CR
OE rods w ARP rod bolts
OE crank 10/10
Balanced rotating assembly within 1 Gram
Speed Pro File Fit Moly Rings
28oz Balance

Intake and Tinware
Professional Products Dual plane Manifold
Professional Products Damper 28oz
New OEM Front sump Pan
Tall Chrome Valve Covers
New Aluminum universal timing cover
New OE Flywheel

Dyno testing at an additional fee

No Core Return Required


Ford 460 CI 385 series Marine 400HP 475FT/LBS TQ

Block
Bored and honed with torque plate
460 D9 casting block
Premium core max .040 bore. No repairs. No sleeves

Cylinder Heads
OE Heads Converted for Screw in studs and adjustable rockers
Hardened Locks and retainers
2.08 in 1.64 ex stainless Valves
HP Springs
3 angle competition valve job

Valve Train
Comp cam 226/236 554/557 112 lobe sep (requires performance exhaust)
High Intensity Lifters
Adjustable 1.73 ratio rockers
True Double Roller timing chain
Adjustable Stud Mounted rockers
Screw in Studs and Guide plates

Rotating Assembly
Hypereutectic Speed Pro pistons 9.8:1 Compression
OE rods with ARP bolts
OE crank 10/10
Balanced rotating assembly
Moly Rings
external balance

Intake and Tinware
Fel Pro Marine Performance Gaskets
Weiand Stealth Intake
Professional Products Balancer
Front Sump Oil pan
Chrome Valve Covers
New OE style Universal cover
OE flywheel

Dyno testing at an additional fee

No Core Return Required