Page 65 - 2018 Master Catalog

OE REPLACEMENT
STEM SEALS SELF LUBRICATING
VALVE STEM SEALS
Race engines require oil control and
valve stem lubrication. Positive type
stem seals provide both. A unique self-
Original equipment replacement seals for lubricating material allows a controlled
Street & Strip applications. amount of oil for valve guide and stem
lubrication. Seals can operate at 550°
16-PACK 100-PACK SEAL TYPE APPLICATION continuous operating temperatures
CHEVY and tolerate alcohol and Nitromethane
--- 11100-100 O-Ring SBC Fuels.
11135-16 11135-100 Umbrella SBC
11145-16 11145-100 Umbrella BBC PART NO. STEM DIAMETER GUIDE DIAMETER
UNIVERSAL
11312-16 .312” - 5/16” .530”
TEFLON OIL STEM SEALS 11340-16 .343” - 11/32” .500”
11343-16
.343” - 11/32” .530”
These seals feature a positive fit spring to ensure 11373-16 .373” - 3/8” .530”
a proper fit on the valve guide and prevent
unwanted oil contamination of the cylinder. Seals
are recommended for race engine applications
and come packaged in sets of 16 or 100.

PART NO. 100-PACK STEM DIA. GUIDE DIA.
UNIVERSAL
12340-16 12340-100 .312” - 11/32” .500”
12343-16 12343-100 .343” - 11/32” .500”
12370-16 12370-100 .373” - 3/8” .500”
12375-16 12375-100 .373” - 3/8” .530”
VITON VALVE STEM SEALS
LASH CAPS Available in packages of 2, 16, or 100.
Designed to protect valves from high RPM rocker 2-PACK 16-PACK 100-PACK DESCRIPTION
arm punishment. Each lash cap is made from UNIVERSAL
4340 chromemoly steel and is heat treated for
strength. All lash caps are lapped to ensure 14042-2 14042-16 14042-100 5/16”, .500
proper fit and drilled for improved oiling to the 14043-2 14043-16 14043-100 11/32”, .500
stem to prevent wear. Packages of 16. 14044-2 14044-16 14044-100 3/8”, .500
PART NO. SIZE 14045-2 14045-16 14045-100 11/32”, .530
UNIVERSAL 14046-2 14046-16 14046-100 3/8”, .530
280-16 11/32” 14047-2 14047-16 14047-100 5/16”, .530
281-16 3/8”

16-PACK 100-PACK DESCRIPTION DEGREE STEM SIZE INSTALL HT.
UNIVERSAL
201-16 201-100 Stamped 7° 11/32 Stock
202-16 202-100 Stamped 7° 11/32 +.050
203-16 203-100 Stamped 7° 11/32 - .030
204-16 204-100 Stamped 7° 11/32 - .060
7 AND 10 DEGREE 210-16 210-100 Stamped 7° 3/8 Stock
VALVE LOCKS 220-16 220-100 Machined 7° 11/32 Stock
227-16 227-100 Machined Super 7° 11/32 Stock
Available in machined, stamped, and forged con- 225-16 ---- Machined 7° 3/8 Stock
struction. Machined locks are precision cut from
billet bar stock and are recommended for severe 230-16 ---- Machined 10° 11/32 Stock
applications. Available in 7° and 10°. Stamped 232-16 232-100 Machined 10° 3/8 Stock
heat treated steel locks are recommended for 242-16 ---- Forged 7° 11/32 Stock
claimer and street/strip engines up to 6500 RPM. 243-16 ---- Forged 7° 11/32 +.050
Forged locks are cold forged alloy steel, stronger 245-16 ---- Forged 7° 3/8 +.050
and more accurate than machined. Valve locks 247-16 ---- Forged 10° 11/32 Stock
are available in packages of 16 or 100. 249-16 ---- Forged 10° 3/8 Stock

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