Replacement Ignition Switch for Husqvarna Countax, Scag & Some Westwood Tractors. Terminal letters clockwise: S, B, G, L, M. Switch comes complete with 2 keys and locking nut. Switch replaces OEM 273 & suitable for the following models: T1200,T1600 (1987), T1100,T1200,T1600 (1988), T1100,T1200,T1600,T1800 (1989), T1200,T1600,T1800 (1990), Laser L80,L95,L110,L120 (1991), S800,S1000,S1100,S1200 (1991), 2000 Series (1992), S800,S1000,S1200 (1993), T1300,T1400,T1500,T1800 (1994), T1300,T1400,T1500,T1800 (1995), S1600H/36 (1997), T1600H/42 (1997), T1600/36 (1997), S1300/36 Agro-Trac (1997), T1800H/48 (1997), S1300H/36 (1997), S1300/36 (1997), T1600/42 (1997), S1300/36 (1998), S1300H/36 (1998), S1300/36 De-Luxe (1998), S1300/36 Agro-Trac (1998), S1600/36 (1998), S1600H/36 (1998), T1600/36 (1998), T1600H/36 (1998), T1600/42 (1998), T1600H/42 (1998), T1800/48 (1998), T1800H/48 (1998), S1300H (2000), V20/50 (2002), S1300M, S1300H, T1600H, T1800H, T200H (2001/02), S1300M, S1300H, S1400, S1600H, S1600, T1600H,T1600,T1800H,T1800,T2000H (2003/04), V20/50 (2004), Westwood S&T Series (2008). Westwood ignition switch from 1987 to 2005.