1926-1984 Vintage Models - S&S Cycle
1926-1984 Vintage Models - S&S Cycle
1926-1984 Vintage Models - S&S Cycle
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<strong>1926</strong>-<strong>1984</strong> <strong>Vintage</strong> <strong>Models</strong><br />
Flathead Power ® by S&S ®<br />
High-Performance Valve Spring Kits<br />
for 1941-'51 W and 1952-'53 k models<br />
W 45" & Early Single Valve Spring Equipped K<br />
Designed for best results for cams with a lift of up to .450"<br />
• Used with stock collars and other valve train components<br />
• Installed height of 1.970" yields seat pressure of about 92 lbs. and 218 lbs. at .450" lift<br />
• Coil bind height is 1.375"<br />
90-2345<br />
Parts for<br />
Twin Cam 96 /103 <br />
2007-2013<br />
Parts for<br />
Twin Cam 88 ®<br />
1999-2006<br />
S&S® .450" Valve Springs Specifications –<br />
1941-’53 W & K <strong>Models</strong><br />
Lift<br />
Installed<br />
Height<br />
Seat Force<br />
Flathead Power ® by S&S ®<br />
Valve Spring Kit<br />
For 1936-’47 Big Twins<br />
Force @ Max Lift<br />
.450" 1.970" 92 lb. 218 lb.<br />
Valve Spring Set<br />
Description Part #<br />
1941-'51 W and 1952-'53 K (H-D®#80168-32)<br />
(includes 4)<br />
90-2345<br />
This set of valve springs fit S&S KN-Series engines and stock 1936-'47 knucklehead engines. They<br />
will accommodate cams with valve lifts up to .480". The kit consists of inner and outer springs for<br />
four valves, spring collars, shims, and valve keepers.<br />
Description Part #<br />
MSRP<br />
S&S Valve Spring Kit for 1936-'47 OHV bt 106-6398<br />
$120.95<br />
Replacement Parts<br />
Springs, valve, dual, .421" 106-4362<br />
$48.95<br />
Top collar, valve spring. Each 106-3828<br />
$7.50<br />
Keepers, valve spring,<br />
Each 90-2037-S $2.05<br />
top collar (H-D®#18228-36)<br />
8 pack 50-7165<br />
$14.95<br />
Bottom collar, valve spring 106-3827<br />
$7.50<br />
Shim, valve spring .015" 106-4549<br />
$1.85<br />
Bottom collar spacer 106-5094<br />
$7.25<br />
S&S® .480" Valve Springs Specifications<br />
1936-’47 Big Twin<br />
Lift<br />
Installed<br />
Height<br />
Seat Force Force @ Max Lift<br />
.480" 1.315" 160 lb. 310 lb.<br />
106-3637<br />
Valve Guide,Intake/<br />
Exhaust,Standard,Cast Iron,1936-<br />
Õ47 OHV bt,KN-Series<br />
MSRP<br />
$83.95<br />
NOTE<br />
The greater seat pressure generated with these springs may cause<br />
additional wear on flat tappet valve train components. If less seat<br />
pressure is desired, the installed height may be increased accordingly<br />
NOTE<br />
106-6398<br />
Valve Spring kit includes collars, shims, and valve<br />
keepers (not shown)<br />
These springs will not fit over stock guides.<br />
Stock guides must be turned down or<br />
Flathead Power guides must be used.<br />
Cast Iron Valve Guides for 1936-'47 OHV<br />
Description Part #<br />
Standard 106-3637 (H-D®#18181-36, 18185-40)<br />
+.002" 106-3948 (H-D®#18184-36, 18187-40)<br />
+.004" 106-3638<br />
+.008" 106-3639<br />
MSRP<br />
$16.05<br />
$16.05<br />
$16.05<br />
$16.05<br />
All reference to H-D® part numbers is for identification purposes only. We in no way are implying that any of S&S <strong>Cycle</strong>’s products are original equipment parts or that they are<br />
equivalent to the corresponding H-D® part number shown.<br />
Visit us at www.sscycle.com<br />
PERFORMANCE<br />
PARTS<br />
Parts for<br />
Evolution ®<br />
<strong>1984</strong>-1999<br />
Parts for<br />
Sportster ® & Buell ®<br />
1986-2013<br />
Parts for<br />
<strong>Vintage</strong> Engines<br />
<strong>1926</strong>-<strong>1984</strong><br />
Parts for<br />
X-Wedge®<br />
2007-2013<br />
Parts for<br />
Victory®<br />
2003-2013<br />
Racing<br />
Products<br />
Tools & Shop<br />
Supplies<br />
Dealer Services<br />
& Promo Items<br />
Warranty &<br />
Company Policy<br />
OEM Cross Reference<br />
Appendix & Index<br />
5-63
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