Specifications

Send the above information to:
Indmar Products
5400 Old Millington Rd
Millington, TN 38053
Attn: Emission Warranty Transfer
NOTE: The above procedure is valid for the transfer of the Emission Components warranty only. Refer to the
Limited Warranty Section in this manual for information regarding warranty transfer of the remaining engine
components.
EMISSION MAINTENANCE REQUIREMENTS
The following procedures are required to maintain the Emission Control System of your engine:
- Engine oil and filter: Change oil and filter after the first 10 hours then every 50 hours or annually, whichever occurs
first.
- Spark Plugs: Replace every 300 hours or annually, whichever occurs first.
- PCV Valve: Replace every 300 hours or annually, whichever occurs first.
- Flame Arrestor: Clean every 100 hours. Replace as necessary.
- Spark Plug Wires: Inspect annually. Replace as necessary.
EMISSION COMPONENT PART NUMBERS
Following are the Indmar Part numbers for the Emission Maintenance Components (parts can be ordered only
through an authorized MasterCraft dealer; parts cannot be ordered directly from the factory):
MasterCraft RPT-1:
Engine Oil: 81871001 Oil Filter: 81501001
Spark Plugs: 81556119 AC (41-932)
PCV Valve: 81506001 Flame Arrestor: 81521119
Plug Wires: 81756002 Distributor Cap: 81556083
Distributor Rotor: 81556084
(Parts must be ordered through an authorized MasterCraft dealer.)
MasterCraft MCX
Engine Oil: 81871001 Oil Filter: 81501001
Spark Plugs: 81556119 AC (41-932)
PCV Valve: 81506001 Flame Arrestor: 81525011
Plug Wires: 81756002 Distributor Cap: 81556083
Distributor Rotor: 81556084
(Parts must be ordered through an authorized MasterCraft dealer.)
MasterCraft LQ9
Engine Oil: 81871001 Oil Filter: 81501001
Spark Plugs: 81556188 (AC 41-974)
PCV Valve: 81551364 Flame Arrestor: 81525021
Plug Wires: 81751202 Distributor Cap: N/A
Distributor Rotor: N/A
(Parts must be ordered through an authorized MasterCraft dealer.)
MasterCraft 8.1L
Engine Oil: 81871001 Oil Filter: 81501001
Spark Plugs: 81556198 (AC 41-983)
PCV Valve: N/A Flame Arrestor: 81525011
Plug Wires: 81756003 Distributor Cap: N/A
Distributor Rotor: N/A
(Parts must be ordered through an authorized MasterCraft dealer.)
Emission Maintenance Procedures
Engine oil and filter: See Operator’s Manual
Spark Plugs: See Operator’s Manual
PCV Valve: See Operator’s Manual
2006 MasterCraft Owners Manual–Page 16-3