Manley 4.6 / 5.4 2V SOHC High Pressure Valve Spring Set
$
Product Code: MAN221437-16
Manley HIGH PRESSURE stock diameter valve springs for 2V SOHC 4.6 and 5.4 engines. Perfect for boosted applications! Manley valve springs are wound from super clean alloy. Each design minimizes stress to ensure long service life with high lift camshafts. Retainers are manufactured in our own double spindle CNC machines to exacting tolerances and precise installed height specifications.
NEXTEK VALVE SPRINGS
Part No.
Description
Max Valve Lift
O.D.
I.D.
Installed/Open Pressure
Retainer #
2 Valve Stock Diameter Single Conical Ovate Wire
221427-16
Ford 4.6L, 5.4L SOHC Street/Strip Applications
.580"
1.020" Top 1.125" Bottom
.642" Top .748 Bottom
95 @ 1.680" 240 @ 1.130
23627-16 23667-16 (+.060")
221437-16
Ford 4.6L, 5.4L SOHC Ideal for Boosted Applications
.580"
1.030" Top 1.175" Bottom
.642" Top .787" Bottom
125 @ 1.680" 265 @ 1.130"
23627-16 23667-16 (+.060")
3 Valve Stock Diameter Fully Polished Single Conical
221429-24
Ford 4.6L, 5.4L 3 Valve Street/Strip Applications
.500"
.880" Top 1.025" Bottom
.565" Top .710" Bottom
95 @ 1.670 230 @ 1.170
23628-24
4 Valve Stock Diameter Single Conical Ovate Wire
221434-32
Ford 4.6L, 5.4L DOHC High Performance Street/Strip
