2021 Ford GTFACTORY OEM SERVICE PROCEDURE

Engine - Overview: Overview

The 3.5L Ecoboost (4V) is a V-6 engine with the following features:

  • Dual overhead camshafts
  • Four valves per cylinder
  • Dual fuel system: Gasoline Turbocharged Direct Injection (GTDI) with Port Fuel Injection (PFI)
  • Aluminum cylinder heads
  • An aluminum, 60-degree V-cylinder block
  • Twin independent variable cam timing (Ti-VCT)
  • An electronic ignition system with 6 ignition coils

In addition to these typical 3.5L Ecoboost features, the engine for the GT has the following unique content:

  • Dry sump oil pan with a oil tank behind the engine
  • Split ported turbo oil drain scavenging pump and dual oil pan scavenging pump - External 4 stage dry sump oil pump on the right side of the engine with integrated oil to coolant cooler and oil filter adapter
  • Camshafts
  • Crankshaft
  • Viscous crankshaft damper
  • Coolant pump
  • Cylinder heads
  • Cylinder head gasket
  • Cylinder head restricting orifice
  • EVAP lines
  • Exhaust manifolds
  • External oil to air cooler behind the right rear wheel
  • Front and rear accessory drive
  • High temp turbocharger hardware and gaskets
  • Intake manifold
  • LH timing chain tensioner arm
  • Oil pan with internal oil thermostat and screen and covers
  • Oil tank lines
  • Oil transfer tube with inline screen and manifold.
  • PCV lines
  • Pistons
  • Piston oil cooling jets
  • Connecting rods
  • Throttle body
  • Timing chain
  • Timing chain tensioners
  • Turbochargers
  • Turbocharger cooling and oil lines
  • Valve springs

Engine Cylinder IdentificationΒ 

GFD344414Courtesy of FORD MOTOR COMPANY
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.