188
Piston Kit
MC Moly Coated Piston Kits
feature cast construction with
moly (moS2) coating which
helps reduce friction and wear,
while allowing adequate break
in. Hastings Moly Rings Set,
wrist pins and locks included.
*Note: Rings only 11-0859
Wrist Pin and Lock Kit fits 1985-99 Evolution,
replaces 22764-83.
VT No. 11-0871
Hastings Piston Ring Sets are
replacements for OEM ring sets and
will also fit our cast pistons. Available
in standard and oversized versions
with either moly compression ring
and 3-piece oil control ring. Sold in
sets for two pistons.
SHOP TIP Piston Installation
Caution: Do not install piston pin without lubricating it first with motor
oil or assembly lube. Touch up outer edges of piston pins with emery
cloth before installation.
1. Refer to applicable service manual for proper installation methods.
2. Piston should be measured front-to-rear at the base of piston skirt,
perpendicular to wrist pin.
3. Piston should be set-up with the following tolerances:
Recommended piston/cylinder running clearances:
Minimum
Maximum
Preferred
Evolution® Models
.0015
.0022
.002
(Aluminum Cylinders)
Big Twin Models
.0015
.003
.0025
(Cast Iron Cylinders)
Sportster Models
.003
.004
.0035
(Cast Iron Cylinders)
Specifications for ring end-gap are supplied with the ring sets and vary
by type and size.
Note: Run engine at moderate speeds for at least 500 miles, avoiding
excessive running in lower gears, in order to properly break in new
pistons and rings.
Moly Piston Kit
Wrist Pin Locks, sold as 10 pack. Fits 1983-99,
replaces 22589-83.
VT No. 12-0949
11-0231
Over 250,000 Sets Served!
11-1357
Hastings
Patch.
VT No.
48-1479
88” Twin Cam; 1999-06 FXST, FLST, FXD, FLT
Mfg# 2M4942
Moly
Standard
11-1350
.005
11-1351
.010
11-1352
.020
11-1353
95” Big Bore Twin Cam
Mfg. # 2M4951
Moly
Standard
11-1354
.005
11-1355
.010
11-1356
96” Twin (1584cc) 2007-17 FXST, FLST, FXD, 2007-16
FLT
Mfg# 2M4805
Moly
Standard
11-1397
.005
11-1398
.010
11-1399
103” Twin Cam (1690cc) 2010-17 FXST, FLST, FXD,
2010-16 FLT
Mfg# 2M4941
Moly
Standard
11-1413
.005
11-1414
.010
11-1415
V-Twin Piston Kits include 2 cast alloy pistons, genuine
Hastings 3 piece ring set, 2 wrist pins and 4 circlips.
OHV
Piston Set use 22588-78 pin lock, VT No. 12-0929
Standard Comp
Size
1340cc V2
Evolution
Stock Stroke
8.5:1 Comp
3⁵⁄₈” Big Bore
Evolution
4⁵⁄₈” Stroke
9.75:1 Comp
Standard 11-0231
11-1709*
.005
11-0292
.010
11-0293
.020
11-0294
.030
11-0295
.040
11-0296
*Note: Rings Only 11-0859
Size
2007-17
Twin
Cam
103”
9.6:1
Comp
Ratio
3.875”
Bore
2007-13
Twin
Cam
96”
9.2
Comp
Ratio
3.750”
Bore
1340
Evolution
1984-99
Stock
Stroke
8.5:1
Comp
3.498”
Bore
1340
Evolution
1984-99
Stock
Stroke
11.1:1
Comp
3.498”
Bore
Evolution
3⁵⁄₈”
1984-99
4⁵⁄₈”
Stroker
9.25:1
Comp
3.625”
Bore
Standard
11-0279
11-1702 11-9948*
.005
11-0888 11-0886 11-0280
11-1704
.010
11-0889 11-0887 11-0281
.020
11-0282
80” FL-FX Evolution
1340cc
Mfg.#
6164
Cast
2M6164
Moly
Standard
11-0190
11-1357
.005
11-0191
11-1358
.010
11-0192
11-1359
.020
11-0193
11-1360
.030
11-0194
11-1361
.040
11-0195
11-1362