RING (STANDARD) 1M0552 - Caterpillar

Engine:
3208 (S/N: 5CD1-UP; 90N1-UP; 01Z1-UP; 03Z1-UP)
3304 (S/N: 04B1-UP; 05B1-UP)
3306 (S/N: 4WB1-UP; 66D1-UP; 67D1-UP; 64Z1-UP)
3406B (S/N: 4TB1-UP; 7XC1-UP; 4JK1-UP)
3406C (S/N: 2WB1-UP; 2MZ1-UP; 4T71-UP; 5H91-UP)
3408E (S/N: 7PR1-UP)
D330C (S/N: 04B1-UP; 05B1-UP)
D333C (S/N: 66D1-UP; 67D1-UP)
Generator Set:
3406B GEN SET (S/N: 2WB1-UP)
3406C GEN SET (S/N: 2RJ1-UP; 4JK1-UP; 4ZR1-UP; KPS1-UP; 1LS1-UP)
3406C MARINE GS (S/N: PFH1-UP)
Industrial Engine:
3406 IND (S/N: WJA1-UP; 6TB1-UP)
3406C IND (S/N: 3ER1-UP; 4GW1-UP)
Marine Engine:
3406C MARINE (S/N: 4TB1-UP; 1SS1-UP)
Cat® Reman offers products at an excellent value to the customers.Customers who want fast repair turn-around superior quality and reliability and lower repair costs will benefit from the use of these remanufactured components.Cat Reman components provide immediate off the shelf availability at a fraction of the new price.The features and benefits are listed in Table 1.The Reman fuel ratio control group part numbers are listed in Table 2.
Table 1
Features    Benefits    
All critical changes and updates included     Improved reliability and performance    
Worldwide availability through Cat parts distribution system     Customer access regardless of location    
Off-the-shelf availability     Downtime reduced through exchange product    
Same-as-new Caterpillar warranty     Consistent support    
Table 2
Reman Part Number    New Part Number    Part Description    Serial Number Prefixes    
20R-3671     9N-6055     Fuel Ratio Control Gp     (S/N: 01Z; 03Z; 5CD; 90N)    
20R-3672     9Y-8087     Fuel Ratio Control Gp     (S/N: 1SS; 2WB; 4T7; 4TB; 6TB; 7FB; 7XC; KPS; PFH; WJA)    
20R-5299     9N-0867     Fuel Ratio Control Gp     (S/N: 04B; 05B; 4WB; 62U; 66D; 67D)    
20R-5300     128-4110     Fuel Ratio Control Gp     (S/N: 1LS; 2MZ; 2RJ; 3ER; 4GW; 4JK; 4ZR; 5H9; 6TB; 7PR; KPS; WJA)    
20R-5301     4P-2507     Fuel Ratio Control Gp     (S/N: 64Z)