CMG: From the factory the first block to receive C-123 status was block part number 354898 R1. It was used in all Super C and Super A after serial number 310300, however the Super A remained C-113 with thicker sleeves, keeping the bore at 3". One point, that block part number may have changed from R1 to R2 before end of SA and SC production. The Super A was changed to C-123 with water pump added at serial number 356001, in mid 1954, and those last 1,957 were refered to as Super A1 or IA1.
How do you know your engine is C-123? It was not cast on exterior of any blocks prior to 1951. C-123 was never cast on Super A blocks, not certain about Super C, however I doubt it as IH were using the same casting for C-113 and C-123 from 51 until 54. I'm almost certain, if you had an engine with C-123 cast on outside of block, you have a 100, 200, or later engine.
We sell tractor parts! We have the parts you need to repair your tractor - the right parts. Our low prices and years of research make us your best choice when you need parts. Shop Online Today. [ About Us ]
Today's Featured Article - Maintaining Rubber Tires - by Staff. The broad use of rubber tires on farm tractors and machinery has resulted in a great saving in both time and operating costs since the time of steel wheels. There are, however, certain basic fundamentals in the care of tires that should be followed carefully if the owner is to derive maximum benefit from his or her investment. First and most important is to maintain proper pressure for the work at hand. Your best guide to proper inflation is the operator's manual or instruction book tha
... [Read Article]
Latest Ad:
1964 I-H 140 tractor with cultivators and sidedresser. Starts and runs good. Asking 2650. CALL RON AT 502-319-1952
[More Ads]
All Rights Reserved. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Use of this Web site constitutes acceptance of our User Agreement and Privacy Policy
TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V.