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![R436-16 Titanium Dual 400 Series Ti-64 Valve Spring Retainers [Set of 16]](https://www.jegs.com/images/mini_750/200/278/278-r436-16.jpg)
Vehicle Info NeededPAC RACING SPRINGSPART NUMBER: 278-R436-16
R436-16 Titanium Dual 400 Series Ti-64 Valve Spring Retainers [Set of 16]
$29140
Ships on 10/12/2026
Lowest Price GuaranteeDual 400 Series
- Valve Spring Retainers
- 1.450 in. Outside Diameter x 1.125 in. (2nd Step 0.800) Step Diameter
- Ti-64 Titanium
- Lock Angle: Standard 10 Degree
- Set of 16
Maintain High Strength with Lightweight Designs
PAC Valve Spring Retainers are a must have when upgrading your valvetrain. Valve springs with larger diameters and higher spring pressures will require new retainers.
Beehive 300 Series Valve Spring Retainers are designed for smaller beehive springs and made from heat treated 4140 chrome moly steel with black oxide finish. PAC-Tuff 400 Series Valve Spring Retainers are constructed from 6AL4V Titanium alloy and they are completely sonic tested to aerospace standards prior to CNC-machining. Robust PAC-Tuff retainers are designed for standard to high durability.Part TypeValve Spring Retainer
Product LinePAC Valve Spring Locks and Retainers
BrandPAC RACING SPRINGS
Package Height2.2
Package Width4.4
Package Length7.7
Weight0.79 PG
Part CategoryPerformance Parts
Retainer Style10 Degree
QuantitySet of 16
Part FitmentSemi Universal
Outside Diameter1.450 in.
Retainer Material6AL4V Titanium
Valve Spring StyleDual
Vendor Part NumberPAC-R436-16
Package Qty1
Package TypeEA
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