FORD 4 CYLINDER HEADERS Pacemaker performance headers designed for classic Ford 4 cylinder applications including Cortina and Escort models. These tuned headers improve exhaust flow, throttle response and engine efficiency compared to factory manifolds. Designed specifically for the correct engine configuration, each header provides improved performance while maintaining proper fitment and clearance. Available configurations cover both crossflow and non-crossflow Cortina engines as well as Escort big bore engines. Select the correct engine configuration from the variant dropdown before ordering. Key Features • Pacemaker performance headers for classic Ford 4 cylinder engines• Designed for Cortina and Escort applications• Available for crossflow and non-crossflow engines• Improves exhaust flow and engine performance• Precision designed for proper fitment and clearance• Manufactured from high quality mild steel• Tuned length header design Compatibility Guide Cortina 1200–1500 Non Crossflow • Suits Ford Cortina• 1200–1500 non crossflow engines• Manual transmission• Tuned header design Primary Pipe: 1⅜" (35mm)Outlet: 1¾" (44mm)Gasket: DSF 8Fitting Time: Approx 1 Hour Cortina MKII 1300–1600 Crossflow (1968–1970) • Suits Ford Cortina MKII• 1300–1600 crossflow engines• Manual and automatic transmission• Tuned header design Primary Pipe: 1⅜" (35mm)Outlet: 1¾" (44mm)Gasket: DSF 20Fitting Time: Approx 1 Hour Escort MKII 2000 Big Bore • Suits Ford Escort MKII• 2000cc engine• Big bore application• TRI-Y performance header design Primary Pipe: 1⅝" (41mm)Secondary Pipe: 1⅞" (48mm)Outlet: 2" (51mm)Gasket: DSF 25Fitting Time: Approx 1¼ Hours