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Up to 50% off clearance sale! New products added weekly!
Up to 50% off clearance sale! New products added weekly!

Atomic - BA-FG Barra Complete Engine 550GT-A Package

SKU 306390-550-BA
Original price $14,490.00 - Original price $14,490.00
Original price
$14,490.00 - $14,490.00
Current price $14,490.00

Due to the complexity of this package, please contact our sales team to confirm any additional options and to receive a shipping quote.

PH: 07 4633 0157

Atomic 550GT-A Series long motor suit BA Ford DOHC 6 cyl.

Atomic 550GT-A Series long motor suit BF Ford DOHC 6 cyl.

Atomic 550GT-A Series long motor suit FG Ford DOHC 6 cyl.

  • Ultrasonic tested seasoned Ford block – the thickest walls are required (we reject 4 in 10 for being like Cleveland blocks - too thin in spots due to core shift)
  • Deburred oil drainback oil holes in block and head
  • Full crankshaft preparation - magnafluxed, stress relieve/temper, checked for index/stroke, reground and/or micro polished journals and chamfered oil holes.
  • Atomic forged pistons – 8.7:1 comp ratio and include coated skirts, anti-detonation bands and H/D 9310 CRMO thick wall pins, 4 valve reliefs
  • Chrome Steel Turbo piston rings
  • Atomic hi tensile alloy steel main cap girdle support
  • Chromoly Locking Balancer Bolt Kit #306682
  • UPGRADE Atomic billet Superleggera conrods #306200 – 6.060” C/C, bushed for floating pins, ARP 2000 bolts and cylindrically ground/honed tunnels. Pressurized feeds to gudgeon pons and piston crown cooling feature built in.
  • ACL Competition bearings – conrods and mains (360 degree thrust upgrade)
  • Atomic Competition Gasket and seal kit including MLS-D diesel style head gasket #306161-MLS-D
  • Fully machined block inc torque plate honed cylinders, decked to crank centreline, main saddle alignment checked etc
  • Bearing clearances set up to suit the intended usage.
  • Fully prepped (seasoned) Atomic cylinder head. Serviced with a multi angle valve job, fine Ra finish on deck, new O-Series turbo exhaust valves fitted, spring tensions set up and fitted with Atomic #306044-24 valvestem seals.
  • New hydraulic lifters with preloads set
  • Atomic H/Duty Simplex timing chain #306620
  • Atomic billet crank sprocket #306562
  • Atomic HD timing chain tensioner #306563
  • OE FG Ford thick style drivers side timing chain guide
  • Precision balanced
  • OE Ford balancer with CRMO washer, H/T hex head bolt and locking washer
  • Atomic Billet cams (OE style profiles)
  • Atomic H/Duty Conical valve springs #306800
  • Atomic Tool Steel Head stud kit - 12mm #306651 with oversize washers #306675-14
  • Atomic All Steel Billet gear oil pump #306751-S Complete with EDM cut chrome moly gears #306750, Billet steel end plate #306753, Grade 10 fasteners, high flow bypass circuitry, blueprinted clearances and high-pressure spring.
  • Atomic chrome moly timing guide pivot #306564
  • Fit new brass welch plugs
  • Spray block grey in hi-temp engine enamel (or any other colour you prefer (*additional costs may apply)
  • Powder coated rocker cover – your choice of 2 colours (*additional costs may apply)
  • Precision Race blueprinting and assembly of long motor
  • Engine is fully test run in our engine test cell - verify all vitals of the engine (oil pressure hot and cold, ring bed-in, cylinder compression test, lifters bled, etc) and full report supplied.
  • Supply torque specs manual, run-in procedure sheet and USB of engine operation on test bench
  • Supply 14 litres of Run-in 15W/40 oil
  • Supply genuine Ford oil filter
  • 12 months conditional warranty (see website for details)

*A long engine is complete from sump to rocker cover and all engines are partially run-in on our engine test cell to ensure everything is 100% spot-on before shipping.

  • Range of performance camshaft profiles (optional)
  • Atomic Roller rockers (optional)
  • ATI Balancer upgrade (optional)
  • Part grout block (optional)
  • M14/1.5 Head Stud upgrade (optional)

Note prices and specifications are subject to change.