7Y1978 MUFFLER AS Caterpillar parts
350
Rating:
Alternative (cross code) number:
CA7Y1978
7Y-1978
7Y1978
CA7Y1978
7Y-1978
7Y1978
Weight: 35 pounds 15 kg.
Information:
BODY DIAMETER/WIDTH
300.8
mm
BODY LENGTH
875
mm
INLET ID
102.39
mm
OUTLET OD
104.2
mm
OVAL HEIGHT
0
mm
OVERALL LENGTH
0
mm
PROTECTIVE SHIELD
N
WITH EJECTOR
N
WITH MOUNTING BRACKET
N
WITH OUTER WRAP
N
EXCAVATOR,
Related part:
7Y1978
MUFFLER-YM
3607893
CL
You can buy:
US$285.90
14 Jul 2025
FridayParts
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CARTEX Muffler Silencer 7Y-1978 for FITS Caterpillar CAT Engine 3306 Excavator 350
CARTEX Whether you're a professional mechanic or a DIY enthusiast,We've got you covered with a wide range of parts that meet the highest standards of quality and performance. || Order your High Quality Part with peace of mind, knowing we prioritize your satisfaction. Quality Parts, Superior Performance - it's not just a promise, it's our standard || QUESTIONS? : We at CARTEX - High Quality Parts USA has more than 40 years of experience in industry and has in-house technicians, If you are not sure if this part fits your machine or tractor, just send us an email before you make the purchase and our in house technicians will revert back to you, right away.
CARTEX Whether you're a professional mechanic or a DIY enthusiast,We've got you covered with a wide range of parts that meet the highest standards of quality and performance. || Order your High Quality Part with peace of mind, knowing we prioritize your satisfaction. Quality Parts, Superior Performance - it's not just a promise, it's our standard || QUESTIONS? : We at CARTEX - High Quality Parts USA has more than 40 years of experience in industry and has in-house technicians, If you are not sure if this part fits your machine or tractor, just send us an email before you make the purchase and our in house technicians will revert back to you, right away.
Generic Fit Intended For Excavator 350 350 L Engine 3306 Muffler Silencer 7Y-1978
Generic
Generic
Number on catalog scheme:
12
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Compatible equipment models: 7Y1978:
Information:
System Operation Description:This procedure covers the following codes:
Table 1
Diagnostic Trouble Codes for the Engine Speed/Timing Sensors
J1939 Code Description Notes
190-8 Engine Speed : Abnormal Frequency, Pulse Width, or Period The Electronic Control Module (ECM) detects the following conditions:
The signal from both the primary and secondary speed sensors is greater than 4000 rpm for at least 2 seconds.
The keyswitch is on for at least 2 seconds.
The engine is running.
The warning lamp will flash and the shutdown
Table 1
Diagnostic Trouble Codes for the Engine Speed/Timing Sensors
J1939 Code Description Notes
190-8 Engine Speed : Abnormal Frequency, Pulse Width, or Period The Electronic Control Module (ECM) detects the following conditions:
The signal from both the primary and secondary speed sensors is greater than 4000 rpm for at least 2 seconds.
The keyswitch is on for at least 2 seconds.
The engine is running.
The warning lamp will flash and the shutdown
Caterpillar parts catalog:
Parts muffler Caterpillar catalog:
2590390
MUFFLER AS
330D
330D
120B
3957947
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1398888
MUFFLER AS
365B, 365B II, 365B L
365B, 365B II, 365B L
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330, 330 FM L, 330 L, 330B, 330B L, W330B