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Catalog - Marine Engines/Short Block

ImageItemMSRPPrice
ATECO/Dart 496/550HP
ENGINE SIZE: MARINE ATECO/DART 496/550HP
BLOCK
Fully Blueprinted, Reconditioned GM GenIV 4-Bolt Block
New Dowels, Galley Plugs, 1 piece Cam Bearings and Brass Freeze Plug

CAMSHAFT & TIMING
ISKY/ATECO Hyd Camshaft
Double Roller 3-Piece Timing Set
Camshaft is degreed and secured with a Cam Botton and Retainer Plate

ROTATING ASSEMBLY
Scat 6.385 Pro-comp I Beam Connecting rods w/ 7/16 ARP Rod Bolts
JEP/SRP Forged Aluminum Pistons
Scat Forged 4.25” Stroke Crankshaft
Clevite/King Performance Rod & Main Bearings
JEP Moly Rings
Fully Balanced to Within ½ of 1 Gram

CYLINDER HEADS/ INTAKE MANIFOLD
Reconditioned GM Rectangular Port Castings w/ Thin Wall Bronze Guides, New Hardened Exhaust Valve Seats.
REV Severe Duty 2.190 Int and 1.890 Exh Valves
ISKY Springs, Retainers, Lock & Seals
1 Piece Pushrods
Scorpion 1.7 Roller Rocker Arms
ISKY Hyd Lifters

SHEET METAL/ BALANCER/FLYWHEEL
Aluminum Timing Cover and Front Seal
Harmonic Balancer and New Bolt
Billet Timing Pointer, Calibrated to TDC
Melling High Volume Oil Pump and Pickup Tube Welded
Melling Hardened Oil Pump Drive Rod

CARB/ IGNITION
Holly 850 EFM Carb
Merc Throttle Bracket and Cable Adapter
MSD Billet Ready to Run Distributor & Coil
Flame Arrestor 8” X 3”
Spark Plugs and 8mm Wires

DYNO TESTING
In-House Land and Sea Computerized Dyno
Break-In Engine & Check Oil Filter for Debris or Excess Break-In Material
Fuel and Ignition Setting Determined
Final Pull is made to Establish Torque and Horse Power

QC/SHIPPING
Engine is Sealed with New Oil Filter
Engine is given a Thorough Inspection and Detailed
Engine is Crated and ready for Shipment
ALL ENGINES ARE SHIPPED DRY, NO OIL
Ateco Includes Engine Oil & First Oil Change

Accessories:

Water Crossover System & Sea Pump
Includes- Crossover, Thermostat Housing and By Pass Hose. Merc Marina Sea Pump & Bracket. ATECO Sea Water and Power Steering Pulley. ATECO 3 Groove Crank Pulley. ATECO 10 1/2" Tie Bar.
Your cost-$1093.26

Marine Starter & Alternator Kit
Includes- Marine Starter, Mando 65 AMP Alternator, ATECO WSpiral Fan Alternator Pulley, ATECO Alternator Bracket.
Your cost-$595.00

Marine Oil Filter & Cooler Kit
Includes- Merc Oil and Power Steering Cooler, Merc Oil Cooler Brackets, Canton Oil Adapter, ATECO 7" Filter Mount Bracket, ATECO HP 4 BBC Oil Filter Remote Adapter, Fram HP 4 Filter, Water Hoses and Oil Lines.
Your cost-$1064.95

CMI E-Top 454/502 Stainless steel Satin Exhaust.
Your cost-$2695.00


Part #: Shown with accessories
 $9,980.00
ATECO 598cu/800HP
MARINE 598 CU/800HP W/DART PRO 1 CNC ALUM HEADS

Part #: APEMGM598/800AL
$19,995.00$15,995.00
ATECO MAR 540/550HP
MAR 540/550HP
* DART BIG"M" 9.8 BLOCK W/SPLAYED 4 * FEL PRO HP HEAD GASKETS W/
BOLT MAIN CAPS PRE-FLATTEND STEEL WIRE

* DART PRO 1 325 ALUMINUM HEADS * SCORPION 1.7 ROLLER ROCKERS

* SCAT 4340 4.250" STROKE STEEL CRANK * SCAT 4340 6.385" H-BEAM STEEL RODS

* CLEVITE77 "H"SERIES MAIN & ROD * EDELBROCK "VICTOR SERIES" ALUMINUM
BEARINGS INTAKE.

* CHROMEMOLY 1 PIECE .080" WALL PSHRDS * JEP/SRP FORGED ALUMINUM PISTONS

* CANTON MARINE OIL PAN w/ WINDAGE TRAY * HI-PERFORMANCE HARMONIC BALANCER

* MELLING PREPPED OIL PUMP w/ TIG WELDED * INDIVIDUALLY DYNO TESTED & TUNED
HD PICKUP
* ACTUAL DYNO SHEET PROVIDED







Part #: shown with accessories
 Call
ATECO MAR 540/670HP
Horsepower 670 @ 5900 RPM
Torque 654 @ 4900 RPM
Bore & Stroke 4.500 x 4.250
Compression Ratio 9.5 to 1
Fuel Requirement 92 Octane

Engine size:MARINE ATECO/DART 540/670HP
This component list should confirm your decision to order a precision engine from ATECO.
If you have any questions, please feel free to contact me.

• Dart, Big M Sportsman Block 4.5” Bore, 9.800 Deck Height, w/splayed Main Caps
• Arp Chromemoly Head Bolts & Heat Heat Treated Washers

• Scat 4340 4.250 Stroke Steel Crankshaft

• Trend Performance Chromemoly (1) Piece .080” Wall Pushrods

• Scat 4340 Steel H-Beam Rods with 7/16 ARP Cap Bolts, 6.385” Long

• FelPro “MLS” Head Gaskets

• SRP/JEP Flat Top Forged Pistons, 9.2 Compression

• Edelbrock “Victor Series” Aluminum Intake

• Total Seal Moly Rings 1/16 X 1/16 X 3/16

• Custom CANTON Marine Oil Pan w/Special Windage Tray

• Cevite CL-77 “H” Series Rods, Mains & Cam Bearings

• Melling Hi Volume Oil Pump w/Tig Welded HD Pickup

• ISKY/ATECO Custom Ground Roller Hyd Cam .632 X 632 lift, 238 deg/248 deg Duration @ 050

• Polished Cast Aluminum Timing Cover w/Billet Timing Pointer

• ISKY Roller Hyd. Lifters

• Polished Cast Aluminum Valve Covers

• Pro Gear True Roller Timing Set w/Torrington Bearing

• Hi-Performance Harmonic Balancer

• DART/ATECO Pro 1 325cc Alum Heads, w/2.300 SS int/1.88 Inconel Exh Valves, 119cc Chambers

• Complete Assembly Internally Balanced

• ISKY 1.550 Roller Hyd Special Processing High Endurance Valve Springs

• Individually Dyno Tested & Tuned

• SCORPION 1.7 Ratio, Full Roller Aluminum Rocker Arms

• Actual Dyno Sheet Provided






$14,999.00$11,999.00
ATECO MAR 540/700HP
ATECO'S Own Professionally Built 540/700HP(Shown with some optional accessories)

* DART BIG "M" 9.8 BLOCK W/ SPLAYED 4 BOLT MAIN CAPS
* DART PRO 1 325 ALUMINUM HEADS
* SCAT 4340 4.250" STROKE STEEL CRANK
* SCAT 4340 6.385" H-BEAM STEEL RODS
* CLEVITE 77 "H" SERIERS MAIN & ROD BEARINGS
* JEP/SRP FORGED ALUMINUM PISTONS
* PLASMA MOLY RING SET
* ATECO/ISKY CUSTOM MARINE CAMSHAFT
* GM CHROME FRONT COVER W/ BILLET TIMING POINTER
* ARP CHROMEMOLY HEAD BOLTS & HEAT TREATED WASHERS
* 1.550" ROLLER SPRINGS W/ STEEL RETAINERS
* SCORPION 1.7 ROLLER ROCKERS
* CHROMEMOLY 1 PIECE .080" WALL PUSHRODS
* FEL-PRO HP GASKETS W/ PRE-FLATTENED STEEL WIRE
* EDELBROCK "VICTOR SERIERS" ALUMINUM INTAKE
* CANTON MARINE OIL PAN W/ WINDAGE TRAY
* MELL PREPPED OIL PUMP W/ TIG WELDED HP PICKUP
* HI-PERFORMANCEHARMONIC BALANCER
* ISKY HYDROLIC ROLLER LIFTERS
* PRO GEAR TRUE ROLLER TIMING SET W/ TORRINGTON BEARINGS
* COMPLETE ASSEMBLY INTERNALLY BALANCED
* INDIVIDUALLY DYNO TESTED & TUNED
* ACTUAL DYNO SHEET PROVIDED


Part #: Shown with Accessories
 $12,999.00
ATECO MAR 598/720HP
ATECO MARINE 598/720HP ENGINE

Part #:
 Call
DART SHORT BLOCK 572/598
Take advantage of our combined total of more than 78 years of High Performance Engine Building experence. Combime that with an ATECO/SCAT Balanced Rotating Assembly and a Precision Machined and Race Prepped ATECO/DART Block, and you can achieve the Maximum Potential in your engine and the Best Value available in Short Blocks today.

* Dart Big "M" Bolt Race Prepped Block w/Slayed Caps
* Scat 4340 Stroke Steel Crank
* Scat 4340 H-Beam Steel Rods
* JEP Pro Series Pistons
* Speed Pro Plasma Moly Ring Set
* Clevite 77 "H" Series Main & Rod Bearings
* Complete Assembly Internally Balanced
* Short Block Assembled and Sim Tested



Part #: SHORT BLK 572/598 TALL DECK
 $4,895.00
Mar540/550 HP GEN VI EXCHANGE
BLOCK GEN VI, 4-bolt main, CNC Machined, 4.5” Bore, Standard Deck Height, 1 Piece Seal

CRANK 4340 Steel Non-Twisted Forging, Micro Polished and Chamfered, Internal Balanced,
4.250 Stroke

RODS 4340 Steel H-Beam with 7/16 ARP Cap Bolts, 6.385” length

PISTONS SRP/JEP Flat Top Forged, BBC 9.2 Compression

RINGS TOTAL SEAL Moly 1/16 X 1/16 X 3/16

BEARINGS CLEVITE CL-77 Rods, Mains & Cam Bearings

CAM ISKY/ATECO Custom Ground Roller Hyd .550 X 575 lift, 228 deg/238 deg Duration @ .050

LIFTERS CRANE 16535-16 HP Hydraulic Rollers

TIMING PRO GEAR True Roller Set

HEADS GEN VI with severe duty stainless 2.250/1.88 Valves, 119cc chambers

ROCKER ARMS ELGIN 1.7 Ratio, Full Roller Aluminum Rockers

PRICE $5,999.00 Exchange
OPTIONS & UPGRADES:
OPTION 1 $995.00
Same as above plus
Pro Comp aluminum heads, REV Stainless Intake Valves 2.250, REV Stainless Exhaust Valves 1.880, ISKY Enduro 1.550 Hydraulic Roller Springs w/7 deg Retainers & Locks

OPTION 2 $1,395.00
Same as above plus
630 HP with ISKY/ATECO Custom Roller Hydraulic Cam, .612/.624 lift, 241/256 deg Duration @ .050, ISKY Roller Hydraulic Lifters.

OPTION 3 $1,149.95
Same as above plus
Dart Iron Eagle 308cc Heads, REV Stainless Intake Valves 2.250, REV Stainless Exhaust Valves 1.880, ISKY Enduro 1.550 Hydraulic Roller Springs w/7 deg Retainers & Locks

OPTION 4 $1,775.00
Same as above plus
650 HP with DART Iron Eagle 308 Heads, REV Stainless Intake Valves 2.250, REV Stainless Exhaust Valves 1.889, ISKY Enduro 1.550 Hydraulic Roller Springs w/7 deg Retainers & Locks
ISKY Roller Hydraulic Lifters


Part #: MAR540/550 HP GEN6 EXCH
$8,499.00$5,999.00
Mar572/1000 HP SC w/DART Pro 1 Alum Heads
SCAT 4340 Steel Nitrated, Large Radius 4.5 Stroke Crankshaft
SCAT 4340 H-Beam 6.700 Long Rods w/ARP 2000 Series Cap Screw Bolts
JE Forged Blower Pistons
TOTAL SEAL Ring Set
CLEVITE 77 H-Series Main & Rod Bearings
ISKY Roller Cam & Lifters
ARP Chrome Moly Rocker Arm Studs
ARP Chrome Moly Head Studs
DART Big M TallDeck Engine Block w/Steel Main Caps
DART PRO 1 Alum CNC Heads w/Bronze Guides
REV 2.300 1-PC Stainless Steel 11/32 Int. Valves
REV 1.900 INCONEL 11/32 Exh. Valves
MANLEY 1-PC Chrome Moly Pushrods
ISKY Double Valve Springs
ISKY Chrome Moly Retainers
DART Adjustable 3/8" Guideplates
CANTON Marine 10 QT. T-Sump Oil Pan w/Windage Tray, Scraper, 6 Trap Doors, 2 Baffles, Pickup Tube & Dip Stick
MELLING HV Oil Pump
Polished Aluminum Valve Covers
Brass Freeze Plug Kit
Billet Timing Pointer
Crank Hub w/degree wheel
THE BLOWER SHOP Billet Intercooler
TBS Billet 14-71 Polished Blower Kit
TBS Dual Carb Polished S/S Plumbing Kit
TBS Dual Carb Linkage Kit
Billet Polished Aluminum Flame Arrestor
2 HOLLEY Blower Carbs
MSD Billet Magnetic Trigger Marine Dist.
MSD Billet Distributor Hold Down Clamp
TAYLOR Custom Spiral Core Ignition Wires
NGK Race Spark Plugs


Part #:
$28,500.00$23,500.00
Mar598/1000 HP SC
SCAT 4340 Steel Nitrated, Large Radius 4.500 Stroke Crankshaft
SCAT 4340 H-Beam 6.700 Long Rods w/ARP 2000 Series Cap Screw Bolts
JE Forged Blower Pistons
TOTAL SEAL Ring Set
CLEVITE 77 H-Series Main & Rod Bearings
ISKY Roller Cam & Lifters
ARP Chrome Moly Rocker Arm Studs
ARP Chrome Moly Head Studs
DART Big M TallDeck Engine Block w/Steel Main Caps
DART Iron Eagle 345 cc Heads w/Bronze Guides
REV 2.300 1-PC Stainless Steel 11/32 Int. Valves
REV 1.900 INCONEL 11/32 Exh. Valves
MANLEY 1-PC Chrome Moly Pushrods
ISKY Double Valve Springs
ISKY Chrome Moly Retainers
DART Adjustable 3/8" Guideplates
CANTON Marine 10 QT. T-Sump Oil Pan w/Windage Tray, Scraper, 6 Trap Doors, 2 Baffles, Pickup Tube & Dip Stick
MELLING HV Oil Pump
Polished Aluminum Valve Covers
Brass Freeze Plug Kit
Billet Timing Pointer
Crank Hub w/degree wheel
THE BLOWER SHOP Billet Intercooler
TBS Billet 8-71 Polished Blower Kit
TBS Dual Carb Polished S/S Plumbing Kit
TBS Dual Carb Linkage Kit
Billet Polished Aluminum Flame Arrestor
2 HOLLEY Blower Carbs
MSD Billet Magnetic Trigger Marine Dist.
MSD Billet Distributor Hold Down Clamp
TAYLOR Custom Spiral Core Ignition Wires
NGK Race Spark Plugs


Part #:
$24,500.00$19,500.00
 
     
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