Apparel
Valves Spring/Retainer Kits Rods Pistons Crankshafts / Rotating Assemblies
EJ20 / EJ25 - PRO SERIES VALVE SPRINGS RETAINERS AND LOCKS - learn more about our valves springs, retainers & locks

Manley valve springs are wound from super clean alloy. Each design minimizes stress to ensure long service life with high lift camshafts. Titanium retainers are manufactured in our own double spindle CNC machines to exacting tolerances and precise installed height specifications. Valve locks are manufactured in our own Swiss turning centers with rigid control over the all-important angle to ensure precise mating with the retainer.

VALVE SPRINGS
Part # Quantity O.D./I.D.
Outer
Inner
Seat Pressure Open Pressure Stock/Max Lift Coil Bind Rate (lbs./in.) Retainer #
  EJ20/EJ25
22180-16 16 pcs. 1.050"/.755" 60 @ 1.420" 151 @ 1.050"
187 @ .895"
.370"
.525"
.845" 245 23180-16
22185-16* 16 pcs. 1.126"/.640" 95 @ 1.420" 217 @ 1.050"
257 @ .930"
.370"
.490"
.880" 330 23185-16
 * Single conical ovate wire
 
TITANIUM RETAINERS
Valve Stem
Diameter
Dimensions
Part # Quantity Spring Degree A B C Step Wgt / Grams
  EJ20/EJ25
23180-16 16 pcs. 22180-16 6.0mm 1.050" .745" .515" .100" 6
23185-16 16 pcs. 22185-16 6.0 mm 6 .875" .627" .465" .095" 5
 
SPRING AND RETAINER KITS
Part # Quantity Max Net Lift Spring # Retainer #
  EJ20/EJ25
26180 1 kit .525" 22180-16 23180-16
26185* 1 kit .490" 22185-16 23185-16
* Single conical ovate wire
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