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Unorthodox Racing

Unorthodox Racing

Ultra R Lightened Underdrive Crank Pulley

Unorthodox Racing Ultra R Lightened Underdrive Crank Pulley
  • Lightweight 6061-T6 billet aluminum
  • CNC machined to .001"
  • Real HP & torque gains across entire RPM range
  • Over 6 years of use in "real world" applications from street to road course to rally to dragstrip...
  • Better than OEM belt fitment & alignment
  • Single belt design for race applications
  • High quality polished finish

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Ultra R Lightened Underdrive Crank Pulley Applications

ModelYearApplicationPart Number
Acura
CL97-972.2L 16V030610402
CL98-002.3L 16V030610402
Integra86-891.6L DOHC 16V (22mm crank snout)030610002
Integra92-931.7L DOHC 16V030610902
Integra90-011.8L DOHC 16V030610902
Chrysler
PT Cruiser00-032.4L DOHC 16V (incl. inner hub)030100102
PT Cruiser00-032.4L DOHC 16V (just outer ring)030110102
Dodge
Neon95-032.0L SOHC/DOHC 16V (incl. inner hub)030100102
Neon95-032.0L SOHC/DOHC 16V (just outer ring)030110102
Honda
Accord94-972.2L 16V030610402
Accord98-022.3L 16V030610402
Civic84-871.3/1.5 SOHC 8/16V030610002
Civic88-951.5/1.6L SOHC 16V030610502
Civic96-001.6L SOHC 16V030610602
Civic99-001.6L DOHC 16V Si030610902
CR-V97-012.0L DOHC 16V030610902
CRX88-911.5/1.6L SOHC 8/16V (24mm crank snout)030610502
Del Sol92-951.5/1.6L SOHC 8/16V030610502
Del Sol96-971.6L SOHC 16V030610602
Del Sol94-971.6L DOHC 16V030610902
Prelude93-012.2L DOHC 16V030610402
ZC88-92ZC engine 1.6L DOHC 16V (24mm crank snout)030610502
Mazda
RX-793-951.3L Rotary Turbo - Redesign TBA030800802
Plymouth
Neon95-992.0L SOHC/DOHC 16V (incl. inner hub)030100102
Neon95-992.0L SOHC/DOHC 16V (just outer ring)030110102

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Ultra Rc Street Charger Overdrive Crank Pulleys

(For Jackson Racing Superchargers)
Ultra Rc crank pulleys are a single belt design, only driving the alternator and supercharger (when equipped).

ModelYearApplicationPart Number
Acura
Integra92-931.7L DOHC 16V (Street Charger Overdrive)130611902
Integra90-011.8L DOHC 16V (Street Charger Overdrive)130611902
Honda
Civic99-001.6L DOHC 16V Si (Street Charger Overdrive)130611902
CR-V97-012.0L DOHC 16V (Street Charger Overdrive)130611902
Del Sol94-971.6L DOHC 16V (Street Charger Overdrive)130611902

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