Engine Pro Performanceheader
Below Header
Home Distributors Contact Us
Below Header
Cam Lock Plate
Cam Roller Thrust Button
Camshafts
Chemicals
Connecting Rods
Crankshafts
Fasteners
Guide Plates
Hardware Kits
Harmonic Balancers
Performance Engine Bearings
Performance Gasket Sets
Piston Rings
1010 Pushrods
4130 Pushrods
Rotator Eliminators
Timing Covers
Timing Pointers
Timing Sets
Valve Locks
Valve Spring Cups
Valve Spring Locators
Valve Spring Retainers
Valve Spring Shims
Valve Springs
Valve Stem Seals
Valves

VALVE SPRING CUPS

Our O.D. spring cups are manufactured from 4140 steel case hardened to a minimum of .010" ensuring proper spring location and long life even under extreme spring pressure conditions in today's high performance engines.
  • CNC Machined
  • Heat Treated
  • Black Oxide Coated
Valve Spring Cup
PART #
SPRING O.D.
CUP O.D.
CUP I.D.
SHOULDER HEIGHT
THICKNESS
03-2000-16
1.250
1.390
.570
.150
.062
03-2001-16
1.437
1.550
.687
.150
.062
03-2002-16
1.550
1.680
.635
.150
.062
03-2003-16
1.550
1.680
.577
.150
.062
03-2004-16
1.625
1.740
.635
.150
.062
03-2005-16
1.660
1.740
.635
.140
.062
03-2006-16
1.550
1.740
.635
.158
.062
03-2007-16
1.560
1.740
.635
.128
.152
03-2008-16
1.650
1.740
.635
.183
.037