Motor case set features a blank number boss there are no serial numbers on the case. Sold with Bill of Sale only.
Oil from top end returns through pushrod tubes. Does not return through cylinder base. Case accepts loose roller bearings on the sprocket and pinion shaft side. Case set required line lapping of the main case races. Order case race available separately. Case set is designed for replacement of the original cases. No serial numbers are provided with these case sets. A Bill of Sale will be issued for blank cases. Case sets do not include pinion and sprocket shaft races. *NOTE: Case races should be line bored to 1.500 to accept standard rollers. Use 2 gaskets when mounting the oil pump body for proper clearance. **NOTE: Numeral 7 stamped on rear motor mount halves to denote 74 cubic inch. Builder may stamp these numbers in. *NOTE: Must order the following required components separately: cam distributor gear breather gear pump and bushing.
Fits:
EL 1937-1947
FL 1941-1947
UOM: SET
Country Of Origin: TAIWAN
Accessory Items:
10-0980 – Knucklehead Engine Case Set
10-0945 – Knucklehead Engine Case Set
10-1007 – V-Twin Stock 1941-1953 FL Flywheel Assembly
10-1383 – Knucklehead Engine Case Set
Tech Notes: *NOTE: To confirm the main bearing fitment clearance you must take the standard bearing measurement and multiply it by 2 then add that answer to the left side sprocket shaft meaurement. For example the standard bearing measures .250 multiplied by 2 equals .500. The left side sprocket shaft measures 1.000 adding them together you get 1.500 which means you’re running 1.501 fitment with .001 clearance. Required to use with #10-8215 Lightning Knucklehead Cam Shaft. Required to use with #12-1502 Distributor Drive Gear. Required to use with #12-1947 Replica Oil Pump Assembly. Required to use with #10-0714 Cam Case Bushing.
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Returns
We are not able to manage the stock in our factory and warehouse. This means that the actual stock could fluctuate at any moment. It's possible that the inventory could run out once the order has been made.
Our policy is valid for a period of 30 days. If it's been more 30 days since you bought the item and we're unable to offer you a full exchange or refund.
The item cannot be used, and it must be in the original packaging. You must have the item in the original packaging.
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