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The rules should oblige the seller to give the purchaser an operating instrucion of S&S Cycle Motorcycle Accessories, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of S&S Cycle Motorcycle Accessories one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of S&S Cycle Motorcycle Accessories. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of S&S Cycle Motorcycle Accessories should contain:
- informations concerning technical data of S&S Cycle Motorcycle Accessories
- name of the manufacturer and a year of construction of the S&S Cycle Motorcycle Accessories item
- rules of operation, control and maintenance of the S&S Cycle Motorcycle Accessories item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of S&S Cycle Motorcycle Accessories alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of S&S Cycle Motorcycle Accessories, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the S&S Cycle service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of S&S Cycle Motorcycle Accessories.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the S&S Cycle Motorcycle Accessories item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
1 Instruction Sheet #51-1 160 04-28-04 Copyright®, 2003 by S&S Cycle, Inc. All rights reserved. Printed in the U.S.A. Because e v ery industry has a leader S&S T win Cam Style Engine Assembly and Installation Instructions S & S Cycle , I nc. 14025 County Highway G Box 215 V iola, W isconsin 54664 Phone: 608-627-2080 • Fax: 608-627-14[...]
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Page 2
2 SAFE INST ALLA TION AND OPERA TION RULES: Before installing any S&S engine part, it is your responsibility to read and follow all instructions. The rules below are for your personal safety , and must be kept in mind at all times. ● Gasoline is extremely flammable and explosive under certain conditions, and toxic when inhaled. Do not smoke a[...]
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Page 3
S&S Basic T win Cam Style Engines for Evolution Style Chassis * Displacement Bore Stroke Fuel System Finish Assembled Part Number Natural 31-9340 124" 4 1 ⁄ 8 "4 5 ⁄ 8 " Carburetor 1 Black 31-9341 Natural 31-9343 124" 4 1 ⁄ 8 "4 5 ⁄ 8 " S&S VFI 2 Black 31-9344 S&S Basic T win Cam Style Engines f o r[...]
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Page 4
B. Additional Features: ● Greater overall strength than stock crankcases, especially in the front motor mount, an important consideration in high performance applications. ● All oil passages between the crankcase and cam support plate are o-ring sealed. ● Compatible with stock components. Use stock oil pump, cam support plate, gear cover , et[...]
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Page 5
5 C. Modification Notes S&S Cycle cautions against modifying these crankcases due to the possibility of damaging or weakening them. Modifying S&S crankcases in any fashion voids all manufacturer warranties. Should the customer elect to modify the crankcases regardless, it is imperative that they and the information tag attached to them be i[...]
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Page 6
6 CAUTION - Improper alignment of engine and frame mounts may cause abnormal stresses resulting in damage to crankcases or other parts. 2. T est-fit instructions for T win Cam style cases with Evo Style motor mounts. 1. Assemble case halves using case bolts. T ighten to snug. T orquing bolts to final specification is not necessary . 2. Clean frame [...]
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Page 7
CAUTION - Failure to observe the above may result in engine damage not covered under warranty . 1. Crankcase preparation before assembly . NOTES - S&S crankcases are sold in matched sets only . Individual case halves are not available. S&S T win Cam style engines are shipped with cylinder studs installed Before assembling engine, verify tha[...]
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Page 8
3. Coat right main bearing and race with assembly lube. , then join left and right crankcase halves. 4. T ighten 5⁄16" case bolts to 18 ft-lbs, tighten 1⁄4" center bolt to 120 in-lbs. in the sequence shown. See Figure 1. 5. Install drive sprocket spacer and sprocket shaft oil seal in main bearing race of left case. Spring side of seal[...]
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Page 9
9 Use tool to guide bearing rollers onto inner race Picture E9 Picture E12 Picture E10 Picture E13 Picture E1 1 Figure 1 Picture E7 1 2 3 4 5 6 7 8 9 Picture E8[...]
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Page 10
10 2. Inspect pistons, especially areas around machined surfaces such as ring grooves and wristpin holes. De-burr as necessary , taking care to remove particles that could become dislodged inside engine. 3. Measure ring end gaps and adjust as necessary . See Pictures E13 and E14 a. Compression ring end-gaps should be between .017” to .025”. b. [...]
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Page 11
11 5. Install cylinder heads 1. Place head gasket on top of cylinder . Locate on dowels installed in cylinder . NOTE - Head gaskets should be installed clean and dry . 2. Before installing heads spin each head bolt down on its respective stud to be sure threads are clean and free of contamination. Place a drop or two of oil on threads and under hea[...]
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Page 12
9. Compression releases and rocker cover installation. Refer to the included instructions to install the compression releases and rocker covers NOTES: ● If S&S compression releases will be installed, it is much easier to install them before the rocker covers are installed and the engine is installed in the frame. S&S die-cast T win Cam st[...]
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Page 13
H. Fuel system installation and tuning NOTES - S&S Engine assemblies are available with either carbureted or fuel injected systems. Assembled Engines are shipped with the carburetor or fuel injection system installed. Refer to the included instructions for operation and tuning . Unassembled Engines are shipped with the fuel system packaged sepa[...]
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Page 14
NOTE - S&S oil line, oil tank fittings, and oil conduit block fittings have a larger diameter than OEM components. CAUTION - Do not use the existing OEM oil tank fittings with S&S oil line #50-8157. The OEM fittings are not large enough diameter for the S&S oil line. NOTES: ● lnstallations must use supplied S&S oil tank fittings i[...]
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Page 15
NOTES: ● If oil fails to appear at oil sender hole within 30 seconds of starter operation, allow the starter to cool. verify that oil line routing is correct and that the oil tank is full to the proper level ● Oil pressure indicator lamp should light when ignition is turned on. Lamp will go out after engine is started and there is oil pressure [...]
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Page 16
2. Engine break-in 1. Closely monitor engine for excessive heat build-up. Do not allow the engine to idle for long periods of time. Be especially watchful when air temperatures exceed 90 degrees. Slow speed operation in urban areas during the summertime is especially hard on engines.. T emperature for engine oil should be between 180º - 240º F . [...]
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Page 17
17 Displacement Bore Stroke Compression Ratio 124” 4-1⁄8” 4-5⁄8” 10.8:1 Cylinder Heads Specification V alve guide in head (tight) .0015”-.003” V alve seat in head (tight) .005”-.0075” V alves Specification Service (Fit in guide.) Wear Limit Intake .0012”-.0015” .0025” Exhaust .0018”-.0023” .0035” Seat Width .040”-.06[...]
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Page 18
18 S&S Recommended Regular Service Intervals Item Interval Engine Oil & Filter ...........................................Change at 50, 500, 2,500 miles, every 2,500 ........................................................................ miles thereafter . 1 Air Cleaner .......................................................Inspect at 50 a[...]
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Page 19
19 1 2 6 4 5 33 31 18 14 12 11 16 17 12 14 10 7 19 25 27 24 26 13 15 30 29 28 20 25 32 21 23 22 3 9 8 7 1. Bolt, stator 10-24 x1" SHC - 4 required (HD#2720) (10 Pack) . ..................... 50-0194 2. Seal, sprocket shaft (HD#12068) ................................... 31-4035 3. Bearing, T imken (HD#9028) .......... 31-4013 4. Bolt, case 5/16[...]
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Because e v ery industry has a leader[...]