ATK High Performance Ford 502 545 HP Stage 3 EFI Long Block Crate Engines
ATK High Performance Ford 502 545 HP Stage 3 EFI long block crate engines are based on dyno-proven combinations built with name brand parts. Here are product details:
Engine Specifications:
* HP: 545
* TQ: 595
* Block: Seasoned OE block 1987-92
* Bore/Stroke: 4.400 x 4.150
* Displacement: 502
* Crankshaft: Scat nodular iron internal balance
* Rods: Scat 4340 forged I-beam with ARP 8740 bolts
* Pistons: Hypereutectic 9.5.1 compression
* Rings: Moly
* Camshaft: Hydraulic flat tappet
* Cam specs: 253/253 at 50 .585in/.585ex 110LSA
* Timing chain: Double roller
* Cylinder heads: Edelbrock performer RPM aluminum 75cc/292cc 2.190/1.760
* Rocker arms: Stainless steel 1.73 ratio
* Oil pan: Front sump
* Oil pump: Melling high volume
* Balancer: PowerBond internal balance PB1210-N
* Flexplate/Flywheel: Pioneer internal balance FRA-207
* Intake manifold: Edelbrock performer RPM dual plane 7166
* Distributor: Pro billet RTR (Iron Gear)
* Water pump: OE cast iron
* Carburetor: Quick Fuel 780 cfm vacuum secondary's electric choke HR-780
* Fuel pump: Holley mechanical 110 gph 12-460-11
* Spark plugs: AutoLite 3923
* Spark plug wires: 8mm
Additional engine Info:
* Oil: Conventional / Non-Synthetic 10W30 with Comp Cam zinc additive 159 for first 3,000 miles
* Oil filter: Wix or K&N per application
* Timing: 34-36 degrees
* Spark plug gap: .035 in.
* Firing order: 15426378
* Octane: 91+
* Stall converter: 2200-2500
* Exhaust: 1 3/4 – 2 in. headers