Ford Australia Falcon BA XR8 Boss 260 V8
The Ford Falcon BA XR8, introduced in 2002, represented a quantum leap for the Australian Ford performance sedan. At its heart was the all-new Boss 260 engine, a 5.4-liter quad-cam V8 producing 260 kilowatts (349 horsepower) and 450 Nm of torque. This was Ford Australia's first use of a modern overhead-cam V8, replacing the venerable pushrod Windsor engine that had served since the 1960s.
The Boss 260 was developed in conjunction with Ford's global powertrain operations but featured unique Australian calibration and intake manifold design. The engine used a forged steel crankshaft, powder metal connecting rods, and hypereutectic aluminum pistons, all breathing through a sophisticated variable-length intake manifold. The result was an engine that revved freely to its 6,500 rpm redline while producing a spine-tingling exhaust note.
Mated to either a Tremec T-56 six-speed manual or a four-speed automatic, the BA XR8 could dispatch the 0-100 km/h sprint in approximately 6.2 seconds and cover the standing quarter mile in 14.1 seconds. These were impressive figures for a car that weighed over 1,600 kilograms and could comfortably seat five adults.
The chassis was equally impressive. The BA platform featured revised geometry, stiffer subframes, and improved bushings compared to the outgoing AU Falcon. The XR8 received further enhancements including Brembo four-piston front calipers, larger ventilated rotors, and sports-tuned suspension with unique spring rates and damper settings. The steering was recalibrated for improved feel and response.
Visually, the BA XR8 was unmistakable. Its aggressive front bumper with large air intakes, bonnet bulge to clear the taller engine, body-colored side skirts, and prominent rear spoiler marked it as the performance flagship of the Falcon range. The interior featured deeply bolstered sports seats, alloy pedals, and a leather-wrapped Momo steering wheel.
The BA XR8 was a critical model in Ford Australia's ongoing battle with Holden's HSV division. While Holden had long offered the LS1-powered Commodore SS, Ford's answer with the Boss 260 proved that the Blue Oval could match its rival for outright power while offering a more refined driving experience. The model became a favorite of Australian car enthusiasts and laid the groundwork for the even more potent FPV GT and GT-P variants.
The Boss 260 engine is generally reliable but can suffer from timing chain tensioner issues at high mileage. Check for oil leaks around the cam covers and rear main seal. The T-56 manual transmission is robust but synchros can wear with spirited driving. Rust is not a major concern but check inner guards and boot floor.
The Boss 260 engine was unique to Australian-market Falcons and was not used in any other Ford vehicle globally. The BA series Falcon was the first to be designed entirely in Australia using computer-aided design.