| CYLINDER HEAD SPECS |
 |
| |
FLOW NUMBERS |
|
VALVE SIZES |
|
| ENGINE |
FINISH |
PART # |
POWER LEVEL |
|
.100" |
.200" |
.300" |
.400" |
.500" |
.600" |
CCs |
INTAKE |
EXHAUST |
CNC PORTING |
REQUIRES PISTON |
 |
| Twin Cam EFI 2006 ONLY |
Black |
#3187 |
Performer RPM |
Intake |
69 |
136 |
192 |
233 |
265 |
275 |
72 |
1.940" |
1.625" |
Yes |
Yes |
|
| Fact. Grey |
#3188 |
Performer RPM |
Exhaust |
60 |
111 |
150 |
170 |
183 |
193 |
72 |
1.940" |
1.625" |
Yes |
Yes |
|
| Twin Cam Carb & EFI 05 & Earlier |
Natural |
#3049 |
Performer RPM |
Intake |
69 |
136 |
192 |
233 |
265 |
275 |
72 |
1.940" |
1.625" |
Yes |
Yes |
|
| Black |
#3024 |
Performer RPM |
Exhaust |
60 |
111 |
150 |
170 |
183 |
193 |
72 |
1.940" |
1.625" |
Yes |
Yes |
|
| Fact. Grey |
#3020 |
Performer RPM |
|
72 |
1.940" |
1.625" |
Yes |
Yes |
|
| Polished |
#3080 |
Performer RPM |
|
72 |
1.940" |
1.625" |
Yes |
Yes |
|
| Twin Cam |
Natural |
#1694 |
Performer RPM |
Intake |
69 |
136 |
192 |
233 |
265 |
275 |
88 |
1.940" |
1.625" |
Yes |
Yes |
|
| Black |
#1697 |
Performer RPM |
Exhaust |
60 |
111 |
150 |
170 |
183 |
193 |
88 |
1.940" |
1.625" |
Yes |
Yes |
|
| EVO 80" 1984-Up |
Natural |
#1615 |
Performer |
Intake |
63 |
130 |
187 |
225 |
244 |
251 |
72 |
1.850" |
1.610" |
No |
No |
|
| Black |
#1602 |
Peformer |
Exhaust |
58 |
105 |
145 |
165 |
179 |
188 |
72 |
1.850" |
1.610" |
No |
No |
|
| EVO 80" 1984-Up |
Natural |
#1606 |
Performer RPM |
Intake |
69 |
136 |
192 |
233 |
265 |
275 |
72 |
1.940" |
1.625" |
Yes |
Yes |
|
| Black |
#1607 |
Performer RPM |
Exhaust |
60 |
111 |
150 |
170 |
183 |
193 |
72 |
1.940" |
1.625" |
Yes |
Yes |
|
| Polished |
#16061 |
Performer RPM |
|
72 |
1.940" |
1.625" |
Yes |
Yes |
|
| EVO 80" 1984-Up |
Natural |
#1604 |
Performer RPM |
Intake |
69 |
136 |
192 |
233 |
265 |
275 |
88 |
1.940" |
1.625" |
Yes |
Yes |
|
| Black |
#1624 |
Performer RPM |
Exhaust |
60 |
111 |
150 |
170 |
183 |
193 |
88 |
1.940" |
1.625" |
Yes |
Yes |
|
| Polished |
#16041 |
Performer RPM |
|
88 |
1.940" |
1.625" |
Yes |
Yes |
|
| Sportster 1986-90 |
Natural |
#1696 |
Performer RPM |
Intake |
63 |
126 |
172 |
208 |
229 |
246 |
62 |
1.850" |
1.610" |
No |
Yes |
|
| Black |
#1693 |
Performer RPM |
Exhaust |
57 |
101 |
132 |
154 |
170 |
181 |
62 |
1.850" |
1.610" |
No |
Yes |
|
| Sportster 1991-Up |
Natural |
#1695 |
Performer RPM |
Intake |
63 |
126 |
172 |
208 |
229 |
246 |
62 |
1.850" |
1.610" |
No |
Yes |
|
| Black |
#1692 |
Performer RPM |
Exhaust |
57 |
101 |
132 |
154 |
170 |
181 |
62 |
1.850" |
1.610" |
No |
Yes |
|
| EVO Big Bore |
Natural |
#3021 |
Performer RPM |
Intake |
68 |
137 |
195 |
238 |
269 |
283 |
83 |
2.00" |
1.625" |
Yes |
Yes |
|
| Polished |
#30211 |
Performer RPM |
Exhaust |
61 |
113 |
153 |
176 |
185 |
197 |
83 |
2.00" |
1.625" |
Yes |
Yes |
|
| EVO Big Bore |
Natural |
#3022 |
Performer RPM |
Intake |
68 |
137 |
195 |
238 |
269 |
283 |
92 |
2.00" |
1.625" |
Yes |
Yes |
|
| Polished |
#30221 |
Performer RPM |
Exhaust |
61 |
113 |
153 |
176 |
185 |
197 |
92 |
2.00" |
1.625" |
Yes |
Yes |
|
|
