Porsche Boxster (986) Engine Codes Interestingly, the Boxster 986 engine codes are not related to type 986 (they are not M86), but to 911 996 (M96). Engine Code Engine Displacement (Liters) Engine Displacement (cc) Power Torque Model Model years M96.20 2.50 2,480 201 bhp @ 6000 rpm 181 ft lbs @ 4500 rpm Boxster 986.1 (2.5) 1997,1998, 1999 M96.22 2.70 2,706 217 bhp @ 6000 rpm 192 ft lbs @ 4500 rpm Boxster 986.1 (2.7) 2000, 2001, 2002 M96.21 3.20 3,179 250 bhp @ 6250 rpm 225 ft lbs @ 4500 rpm Boxster 986.1 S 2000, 2001, 2002 M96.23 2.70 2,706 225 bhp @ 6300 rpm 192 ft lbs @ 4750 rpm Boxster 986.2 (2.7) 2003, 2004 M96.24 3.20 3,179 258 bhp @ 6250 rpm 229 ft lbs @ 4500 rpm Boxster 986.2 S 2003, 2004 No Subscription? You’re missing out Get immediate ad-free access to all our premium content. Get Started Already a Member? Sign in to your account here.