Sifton Hydraulic Tappet Unit
Sets feature maxi-axle roller
and pin design and unique
“no-bleed” integral pump unit.
Unique pump design features
full hydraulic action up to 5000
RPM, then act as solid. Set of
VT No. Size
Evo 1340 Solid Tappets can only be used with adjustable
pushrods. Jims brand sold each. Sifton
brand sold in set of
Jims Big Axle Sifton
Sifton Hydraulic Tappet
Assembly Sets of 4, fea-
ture centrifugal surface fine
grinding and precision fit
rollers and pins.
Hardened Pushrod Seat
Oil Control Disk
Hydraulic Cylinder Steel ground to 10 finish. Hand fit to .0002
using air gauge, the most accurate means of measurement.
The valve, super flat fit to hydraulic body
Spring to help control hydraulic body
Tappet body is heat treated and ground
The roller axle, crimped to 3000 PSI to stop inner race from turn-
ing. The axle hole is held perpendicular to the outside diameter
of the tappet within .002
Evo Big Twin Replacement Hydraulic Tappets.
Replaces OEM# 18523-86A. Sold each.
VT No. Size
Tappet Roller Repair
Kit includes four pins and
four roller assemblies.
Jims Hydrosolid Big Axle
Tappet Assemblies have a
built in anti-pump device, per-
form like a hydraulic from start
up to about 5500 RPM and
turns into a solid at 5600 RPM.
Power Glide Evo
available as individ-
ual units replacing
18523-86 in stan-
dard and .005.
Big Axle Size
Jims Powerglide Steady Roll Tappet feature a special bronze
alloy roller bushing in place of stock type loose needle roller
1984-98 FXST, FLT 1999-up FXST, FLST
Sifton Solid Tappet
Kit for Evo 1340
includes four (4)
solid tappets, stan-
dard size, with roll-
ers installed and
four (4) adjustable
VT No. 11-9630
Sifton Chrome 1986-99 Tappet and Pushrod Assembly
includes four tappet units, four pushrods and a tappet base set
with screws and gaskets.
VT No. Type