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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 4.
VT No. Size
Evo 1340 Solid Tappets can only be used with adjustable
pushrods. Jims brand sold each. Sifton
TM
brand sold in set of 4.
Jims Big Axle
Jims
Sifton
T M
Size
—
STD
—
.005
—
.010
Sifton Hydraulic
Tappet Assembly Sets
of 4, feature centrifical
surface fine grinding and
precision fit rollers and
pins.
VT No. Size
1984-99 Evo
Tappets
Power Glide Evo Hydraulic Tappets available as
individual units replacing 18523-86 in STD and .005.
Big Axle Size
Hydro Solid Internals
Hardened Pushrod Seat
Oil Control Disk
Hydraulic Cylinder Steel ground to 10 finish hand fit to .0002
usually 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 O.D. of the tappet
within .002
Jims HydroSolid Big Axle Tappet Assemblies
have a built in anti-pump device, perform like a
hydraulic from start up to about 5500 RPM and
turns into a solid at 5600 RPM.
Size
VT No.
STD
.002
.005
Evo Big Twin Replacement Hydraulic
Lifters. Replaces OEM# 18523-86A. Sold
each.
VT No.
Size
STD
STD
.002
.005
*Note: OE Brand
Crane Evo Hydraulic Roller
Tappet Assemblies as stock
replacement or performance
type. Performance Type fea-
tures precision ground
plunger, high strength pushrod
seat and a heavy duty wafer
for positive sealing. Sold each.
VT No. Type
Tappet Roller Repair Kit includes 4 pins and 4 roller assem-
blies.
VT No. Brand
V-Thunder Evolution Replacement Lifters fea-
ture precision grinding and performance
hydraulics.
VT No. Item
Sifton
