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YEARS 1999-2006
STROKE 4 IN
KIT CONTAINS 2 PISTONS, RINGS, CLIPS, AND WRIST PINS
VALVE SIZE 2.040 IN, 1.790 EX (95CI);
2.100 IN, 1.790 EX (107CI - 131CI)
DISPLACEMENT BORE SIZE INSTALLATION REQUIREMENTS COMP
RATIO
PART NUMBER 09/01/12
PRICE
95CI 3 7/8 Bore and hone cylinders 10.5:1 MTC-HD3875 $364.50
15.0:1 MTC-HD3875H
Bore and hone cylinders to +.005 10.5:1 MTC-HD387505
15.0:1 MTC-HD387505H
Bore and hone cylinders to +.010 10.5:1 MTC-HD387510
15.0:1 MTC-HD387510H
Bore and hone cylinders to +.020 10.5:1 MTC-HD387520
15.0:1 MTC-HD387520H
107CI 4 1/8 * Resleeve, bore, and hone 9.8:1 MTC-HD4125 $387.00
Resleeve, bore, and hone to +.010 10.5:1 MTC-HD412510
Resleeve, bore, and hone to +.020 10.5:1 MTC-HD412520
117CI, 4 3/8 STROKE 4 1/8 * Resleeve, bore, and hone 9.8:1 MTC-HD4125-4375
Resleeve, bore, and hone to +.010 9.8:1 MTC-HD412510-4375
Resleeve, bore, and hone to +.020 9.8:1 MTC-HD412520-4375
124CI, 4 5/8 STROKE 4 1/8 * Resleeve, bore, hone, and fly-wheels 9.8:1 MTC-HD4125-4625
Resleeve, bore, hone to +.010, and fly-wheels 9.8:1 MTC-HD412510-4625
Resleeve, bore, hone to +.020, and fly-wheels 9.8:1 MTC-HD412520-4625
131CI, 4 5/8 STROKE 4 1/4 After-market motor required 9.8:1 MTC-HD4250
After-market motor required (hone +.005) 9.8:1 MTC-HD425005
After-market motor required (hone +.010) 9.8:1 MTC-HD425010
After-market motor required (hone +.020) 9.8:1 MTC-HD425020
After-market motor required (hone +.030) 9.8:1 MTC-HD425030

* These pistons will fit into stock cylinders that have been resleeved. MTC has sleeves for this application and torque plates for this and many other V-Twin applications.