Check Valves
AKA Poppets, By Passes, High Speeds
(spring shims included)
Choose quantity in "view cart" or at "checkout"
60003.... 1- 5 PSI
60010.... 5-12
60012.... 9-25
60015.... 15-50
60025.... 24-65
60038.... 44-80
60040.... 10-120
60050.... 90-250
$54.75 ea
-6 male both ends
If you would like a check valve preset to a
specific pressure use this "add to cart".
In the message box during checkout list
your pressure choice.
$64.95 ea
Approx
   PSI
Springs & Shims
Springs
$2.10 ea
Part#
10a............ 5-12
12a.............9-25
Choose quantity in "view cart"
or at "checkout"
15a............15-50
25a............24-65
38a............44-80
Shims
$.95 ea
40a............10-120
.020 and .040 thick available
250a..........90-250
Adapters for Check Valves
# 7001 .. $27.87
-8 bulkhead x -8 male
# 7001CC .. $36.51
-8 bulkhead x -8 male
2 check valve ports
# 7002 .. $27.87
-6 bulkhead x -6 male
# 7002A .. $27.87
-8 bulkhead x -6 male
Note: The bypass side of these are -8.
You will need the 7003 (shown below) in
order to mate up a -6 bypass and use a
jet.
To save space (and a jet is not needed)
an option is to use the 89386 adapter
shown further down.
Jet Holders
# 7003 .. $11.49
-8 male port x -6 female port
Accepts threaded jet. See Example assembly >>>
Assembly Examples
# 7003A .. $11.95
-6 male flare x -6 female port
Accepts threaded Jet
When used as an in-line hi speed, a 6000 check
valve is mated to this. See example assembly >
# 7003C .. $11.95
-6 port x -6 female port
Accepts threaded Enderle Jet
# 89386 .. $4.95
-8 male port x -6 female reducer
# 9190606 .. $4.99
For use with any of the above 3 jet holders.
If you need an inline jet without the check valve
use this fitting to complete the assembly.
# 68620 .. $6.95
Reducer.. -8 female x -6 male
Use with 7001D, 7001CC, 7001DD,
7002B when connecting line needs
to be a -6.
Koehler Enderle Fuel injection bypass check valves.
# 7001A .. $27.87
-6 bulkhead x -8 male
All Text and images on this website are copyrighted by David Koehler 2000 and beyond
All sales are final. Items and services provided by Koehler Injection are intended for off road use only.
No responsibility whatsoever will be accepted by Koehler Injection for any damage, injury or loss resulting from their use.
Nitrous Master.
Postal Money Order
Air Operated Hi/Lo, Launch, Lean Out or Enrichment Kit
Features:
Low 0.3 amps actuation. It can be triggered
on OR off with a switch, relay, Timer,
RPM switch or other controller.

Can be run NO or NC
Can be operated with a 9v battery.
Actuator is constant duty rated.
(can stay ON all day)

Airnoid is light enough to hang
anywhere in line.
Not affected by vibration.

Compatible with gas, alky & Nitro
Accepts Enderle screw in Jets

Orifice size: .156
Hi pressure (up to 1250 psi)
Flow: 3.5gpm @ 50psi
         5.3gpm @ 100psi
Air/Co2 Pressure required: 100-150 psi

Includes Airnoid, Actuator, fittings and air line, instructions.
Co2 bottle & regulator are available separately.
Size Comparison - click
O-ring Kit
Alky/nitro O-ring kit for the -6 bypass.
Enough o-rings to freshen 4 bypasses
$4.95 ea
Can be used for idle bypass, secondary bypass, intermediate, one way check valve or
high speed bypass applications.
For -6 bypass check valves.
Fuel Management
  3a .......... 1.5-5
machine shop engine industrial balancing, fuel injection  flow tesing urbana IL
Urbana IL, USA 
217 531 1770  
M-F  9 - 5 CST
Click to call
Many Photos may be enlarged
by clicking on them.
Postal Money Order
Nitrous Oxide
Cart Total
9012 ... 12 male ........................ 89.95
1 way check valve holds fuel in suspension in the lines making
re-starts easier. Does not affect flow.
Re-start Valve
# 7001B .. $27.87
-8 bulkhead x -10 male
8010 ... Direct mount jet ........... 259.95

8020 ... Remote jet .................. 259.95
Co2 bottle and regulator available HERE
Direct Mount Jet
Remote Mount Jet