Wednesday, October 24, 2007

Oscar Cummin's 2006 Evo IX GSR - Stage 2.5


Mods:
  • HKS 272 MIVEC (in) cams
  • HKS 272 exhaust cams
  • HKS adjustable cam gears
  • HKS fuel pressure regulator
  • HKS Silent Hi-Power catback exhaust
  • HKS downpipe with O2 housing and cat delete
  • HKS SSQV blow-off valve
  • Agency Power fuel rail
  • HKS Type-S intercooler
  • HKS valvesprings & retainers
  • HKS intake filter
  • GReddy lower intercooler piping kit
  • Walbro GSS342 255lph high performance fuel pump
  • ARP headstuds
  • RC750cc injectors
  • AMS Velocity Stack Runner (VSR) intake manifold
Output:
  • 407 bhp @ 5859 rpm
  • 383 lb/ft of torque @ 4609 rpm

Note : a significantly higher output could have been achieved with a 3" turboback system and a tubular exhaust manifold, as well as a stronger blow-off valve or a recirculating diverter valve