This document is confidential and is supplied on express condition that it shall not be lent, copied, or
disclosed to any other person, or used for any other purpose without the written consent of Honda
Performance Development.
Introduction
This document provides the instructions for proper start up, break-in, coolant bleeding and
operation of the Honda K20C1 engine used in the United States F3 Americas
Championship. It also identifies the proper fuel, lubricants, coolants, and normal operating
parameters for the engine.
Engine Operating Specifications
Oil type
0W20 Mobil1 Advanced Fuel Economy
(PN 98KG88
)
or Phillips 66 Shield Valor
(PN 5-2-P1076567
)
. No other oils are
approved at this time.
Oil capacity
Approximately 11 quarts. Upon fill up, the
distance between the upper baffle surface
and oil level surface should be 4 inches.
Confirm with warm oil and engine running.
Note: the oil pressure filtered data trace
needs to be reviewed frequently, as it is a
good indicator of the health of the oiling
system.
Oil change interval
Note: it is recommended to change the oil
for each race weekend/track test or 500
miles whichever comes first.
Change oil filter for each oil change.
Oil pressure at idle
Greater than 3 Bar (45 PSI)
Oil pressure above 5000 RPM
Greater than 5 Bar (72 PSI) and not to
exceed 7.5 Bar (110 PSI)
Oil Temperature Standard Operating
Range:
60°C (140°F) - 110°C (230°F)
Oil Maximum Operating Temperature:
115°C (239°F).
Oil Minimum Operating Temperature*:
40°C (104°F).
Coolant Type:
Demineralized water. HPD recommends
MoCOOL water additive at a 5% mixture.
Coolant capacity:
Approximately 4 Gallons.
After the engine has warmed up and
cooled down, the fill should be
approximately
2” below the top of the
expansion tank while running.
