(STAGE 2) Blower XFI™ SPR, XE272PH-13 Big Mid to Upper-RPM Power, Bolt-on Blowers

XFI™ Spring & Phaser Mods Required Blower 237/248 Hydraulic Roller Finger Follower Cams for Ford 4.6/5.4L Modular 3V. Big power gains in mid to upper-RPM range for bolt-on blowers with high boost. Rough idle, solid power gains above 4900 RPM, requires spring & phaser upgrade. Custom tuning required. Best with 3.90+ gears & 3000+ stall.

Available Soon
SKU
127550
Available Soon items may take 2-4 weeks for delivery.
$791.95
SOHC-(Blower Grind, Stage 2) Big power gains in mid to upper-rpm range for bolt-on blowers with high boost. Rough idle, solid power gains above 4900 rpm, requires spring & phaser upgrade. Custom tuning required. Best with 3.90+ gears & 3000+ stall.

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