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847
XL
Evolution Hy-Rev
TM 
Hydraulic by 
V-Thunder features a unique anti-pump 
up race retainer, designed to replace the 
normal clip so as to precisely limit trav-
el of the plunger during operation, this 
allows the valve train to perform more 
like a mechanical stern allowing higher 
RPM operation with quiet and precision 
of hydraulics. Fits 1991-99. Standard 
size. Set of 4.
VT No. 10-8281
Evolution Solid Tappets can only be 
used with adjustable pushrods. Jims 
brand sold each. Sifton
TM
 sold in set of 4.
Jims Sifton
TM
 Size 
Years/Fits
10-0636  10-8256  Standard 1986-90
10-0637  10-8257  .005 
As Above
    — 
10-8258  .010 
As Above
    — 
10-8376  Standard 1991-99
Pushrod Sets for Above.
11-9544 1991-03
Solid Tappet
Tappet 
Assembly 
for 1957-85
Big Axle
Standard
Sifton Solid Tappet Assembly fea-
ture centrical surface fine grinding and 
max-axle precision fit rollers and pins. 
Solid units include adjuster screws & lock 
nuts. Fit 1957-85. Sold in a set of four.
VT No. 
Size
10-0784* Standard 
*Note: Does not 
include adjuster screw and nuts.
10-0852 Standard
10-0774  .005
10-0775 .010
Lightning Tappet Assemblies. 
Complete units precision machined and 
drilled for early motors. Holes allow 
better lubrication in valve train. Screws 
included. Fits 1957-85.
VT No. 
Size
10-0515 .005
10-0527 .010
Solid Tappet Assemblies include roller 
assembly installed. Jims does not include 
adjuster screws or nuts where neces-
sary. Jims available with Big Axle Roller 
Assembly. Fit 1957-85.
Big Axle 
Jims  Eastern Size
10-0632 
10-0502 Standard
10-0633 
10-0503 .005
— 
10-0524 .010
— 
10-0451 .015
— 
10-0452 .020
VT No.  Size 
Fits/Type
1986-90
10-0657
  Standard  Hydro Solid
10-0658  .002 
Hydro Solid
1991-99
10-8276
  Standard  Power Glide
10-1803  Standard  Hydro Solid
10-8282  .005 
Power Glide
2000-up
10-1806
  Standard  Power Glide
10-0568  Standard  Power Glide II
10-0571  .005 
Power Glide II
10-1811  .010 
Power Glide II
10-0569  Standard  Hydro Solid
Tappet Roller Repair Kit includes 4 pins 
and 4 roller assemblies. 
VT No. 
Year/Model 
Brand
10-2534  1986-99 Evolution XL  V-Twin
10-0529  1986-99 Evolution XL  Crane
Tappet Roller Repair Kit includes 4 pins 
and 4 roller assemblies for 1957-85 XL.
VT No. 
Brand
10-0520 V-Twin
12-1179  Pins Only, 10 pack
10-0520
Tappet Adjusting Screws and Nuts.
VT No.  Qty 
Year 
Item
10-0542  Kit 1957-85
10-0517  4 pack  1957-85  Screw
12-0523  10 pack 1936-52  Split Nuts
8780-4  4 pack  1936-52  Split Nuts
10-0852
10-2534
10-1806
Solid Lifter Kit 
includes four standard 
tappets with adjusters 
and four lifter blocks.
VT No. 10-0474
37-8866
10-0542
1986-up
Replacement Nuts fit each brand of 
pushrods or tappets.
8780-4 Colony ⁵⁄₁₆ - 24  4 pack
37-8866 V-Twin  ⁵⁄₁₆ - 32  4 pack
12-0524 Eastern ⁹⁄₃₂ - 32  10 pack
12-0524
10-8277
11-9544
V-Twin Replacement Tappets for 1991-up 
models.
VT No. 
Size 
U/M
Fits 1991-99
10-8277  
Standard Each
Fits 2000-up
10-0820
  Standard Each
10-0824  Standard  Set of 4
Crane Hydraulic Roller Tappet 
provides improved RPM capa-
bility, superior reliability and qui-
eter operation. Features include 
use of a precision, hardened 
ball-type valve to provide supe-
rior sealing and lash control. 
A rotating check ball prevents 
localized wear and pitting. Fits 
1999-up. 
VT No. 10-2200
Jims Big Axle Tappet 
Assemblies 
include roller 
assembly installed. Sold each.
10-8277
10-0824