6 Fools, a dyno, a Volvo B230 engine (Part 6)

New Exhoust whit better flhow gave minus 10 Hp due to unburnt fuel in cylinders. Single original carburetor 75HP @5000RPM (470 000km) Megasquirt 1 injection and spark 116HP @5000RPM (470 000km) Megasquirt 1 injection and spark (rebuilt engine) 120 HP @ 6000RPM Megasquirt 1 injection and spark (VX3 Cam) 124 HP @ 6000RPM Megasquirt 1 injection and spark (Reijo Cam) 130 HP @ 7000RPM Megasquirt 1 injection and spark (Reijo Cam new intake manifold) 140 HP @