Fuel injectors

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Flow

Manufacturer Injector 2 bar 3 bar 3.5 bar 4 bar 5 bar Spray pattern Connector
Bosch S4 349cc/33# 390cc/37# EV1
Bluetop 36# 380cc/36# 422cc/40# 490cc/47#
RS4 480cc/46# 538cc/51# Dual cone 15 degree
Greentop 42# 475cc/45# 550cc/52# 615cc/59# Dribbly pencil
Volvo "Green Giant" 42# 450cc/43# 520cc/50# 580cc/55# Dual cone 15 degree
Delphi 37# 391cc/37# 462cc/43#
38# 399cc/38# 462cc/44#
42# 441cc/42# 515cc/49#
50# 525cc/50# 609cc/58#
Siemens Deka 41#?('03 SRT4) 452cc/41#? 524cc/47#? Dual cone? EV6
Deka 45# ('04 SRT4) 475cc/45# 546cc/52# Dual cone?
Deka 55# (3172) 599cc/57# Narrow cone EV1
Deka 60# 514cc/49# 630cc/60# Wide cone
Genesis 415cc 415cc/39# 483cc/46# Dual cone
430cc 430cc/41# 494cc/47# Dual cone EV6
550cc 550cc/52# 580cc/55# 635cc/60# Dual cone

Adaptors

Shape Bosch Comment
EV1 Oval Design II pintle-type
EV6 Rectangle Design III USCARR

Injectors are male, harness is female.

File:USCARR-Bosch-inj-adaptor.jpg
USCARR to Bosch fuel injector adaptors

http://www.fiveomotorsport.com/Injector_CONNECT.asp

Conversions

  • 1 lb/hr gasoline = 10.5 cc/min (@720 kg/m3)
  • Density of typical test fluid = 760 - 770 kg/m3
    1 lb/hr = 9.81 - 9.95 cc/min
  • Density of n-heptane = 685 kg/m3
    1 lb/hr = 11.0 cc/min
  • 3 bar = 43.5 psi
  • 4 bar = 58.0 psi
  • 5 bar = 72.5 psi
  • RC Engineering's online calculator

References