Honda F engine

Honda F engine
Honda F engine
Overview
Manufacturer	Honda
Production	1989–2009
Layout
Configuration	Naturally aspirated Inline-4
Displacement	1.8–2.3 L (1,849–2,254 cc)
Cylinder bore	85 mm (3.35 in); 86 mm (3.39 in); 87 mm (3.43 in);
Piston stroke	81.5 mm (3.21 in); 84 mm (3.31 in); 88 mm (3.46 in); 90.7 mm (3.57 in); 95 mm (3.74 in); 97 mm (3.82 in);
Cylinder block material	Cast iron, Aluminum
Cylinder head material	Aluminum/magnesium
Valvetrain	SOHC, DOHC 4 valves x cyl. with VTEC (on some versions)
Compression ratio	8.8:1-11.7:1
RPM range
Max. engine speed	9,200
Combustion
Fuel system	Carburetor; PGM-FI; Throttle-body fuel injection; Sequential MPFI;
Fuel type	Gasoline
Cooling system	Water-cooled
Output
Power output	105–240 PS (77–177 kW; 104–237 bhp)
Torque output	143–220 N⋅m (105–162 lb⋅ft)

The Honda F-series engine was considered Honda's "big block" SOHC inline four, though lower production DOHC versions of the F-series were built. It features a solid iron or aluminum open deck cast iron sleeved block and aluminum/magnesium cylinder head.