RACE MASTER VALVES - learn more about our valves
Manley valves have set the standard for excellence in quality, material and design in the performance world for four decades. Manufactured from proven Race Master materials, Manley valves feature chrome stems, hard tips, fully machined surfaces and swirl polished radii. |
 |
| Part No. |
Type |
Head Diameter |
Stem Diameter |
Installed Height |
O/A Length |
Tip Length |
Underhead Angle/Radius |
Margin |
Seat Width |
Top of Head |
Wgt/Grams |
 |
| TRIPLE GROOVE |
|
| 11611-8 |
Exh. |
42mm |
.3120 |
Stock |
5.356 |
.110 |
25° x 7/16" |
.060 |
.100 |
20° Dish |
99 |
|
| 11613-8 |
Exh. |
43mm |
.3120 |
Stock |
5.356 |
.110 |
25° x 7/16" |
.060 |
.100 |
20° Dish |
100 |
|
|
|
| 11610-8* |
Int. |
53.5mm |
.3122 |
Stock |
5.424 |
.110 |
12° x 5/16" |
.050 |
.080 |
7° Dish |
120 |
|
| 11612-8* |
Int. |
54.5mm |
.3122 |
Stock |
5.424 |
.110 |
12° x 5/16" |
.050 |
.080 |
7° Dish |
123 |
|
| 11612H-8* |
Int. |
54.5mm |
.3122
Hollow Stem |
Stock |
5.424 |
.110 |
12° x 5/16" |
.050 |
.080 |
7° Dish |
109 |
|
| BEAD LOCŪ GROOVE |
|
| 11611B-8 |
Exh. |
42mm |
.3120 |
Stock |
5.356 |
.125 |
25° x 7/16" |
.060 |
.100 |
20° Dish |
99 |
|
| 11613B-8 |
Exh. |
43mm |
.3120 |
Stock |
5.356 |
.125 |
25° x 7/16" |
.060 |
.100 |
20° Dish |
100 |
|
|
|
| 11610B-8* |
Int. |
53.5mm |
.3122 |
Stock |
5.424 |
.125 |
12° x 5/16" |
.050 |
.080 |
7° Dish |
120 |
|
| 11612B-8* |
Int. |
54.5mm |
.3122 |
Stock |
5.424 |
.125 |
12° x 5/16" |
.050 |
.080 |
7° Dish |
123 |
|
| 11612HB-8* |
Int. |
54.5mm |
.3122
Hollow Stem |
Stock |
5.424 |
.125 |
12° x 5/16" |
.050 |
.080 |
7° Dish |
109 |
|
| * Intakes have a backcut - .050" x 30° |
|
