"ULR" IRON HEADS for 1937 - 1948 Harley UL & ULH Flathead Motors

$1,088.00
SKU
5515

New "ULR" style IRON HEAD Set
for all 1937 - 1948 UL & ULH motors
(Also fits the one year only 1936 VL motor with 9 Head Bolts)
Cast Iron HEADS are made using newest technology and machining
HEADS incorporate KR-model look-a-like chamber for best performance of your old flathead
Compression is around 6.5:1 if fitted to 74" motor, and 6.9:1 on 80" motors.
Dynotesting shows power went up 18% and torque 13% over stock heads
HEADS come machined for 14mm Spark Plugs

More Information
Description

New "ULR" style IRON HEAD Set
for all 1937 - 1948 UL & ULH motors
(Also fits the one year only 1936 VL motor with 9 Head Bolts)
Cast Iron HEADS are made using newest technology and machining
HEADS incorporate KR-model look-a-like chamber for best performance of your old flathead
Compression is around 6.5:1 if fitted to 74" motor, and 6.9:1 on 80" motors.
Dynotesting shows power went up 18% and torque 13% over stock heads
HEADS come machined for 14mm Spark Plugs

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