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| Engine Pro chrome moly steel retainers are designed to handle high pressures developed by new large diameter valve springs. Our retainers are manufactured to precise tolerances to ensure the springs are located properly. Available for 7 degree and 10 degree valve locks. |
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- 4140 Chrome Moly Steel Alloy
- CNC Machined
- Heat Treated
- Black Oxide Finish
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KEEPER |
VALVE |
DIMENSIONS |
| PART # |
SPRING O.D. |
SPRING HEIGHT |
DEGREE |
STEM SIZE |
A |
B |
C |
| 03-1000-16 |
1.250 |
STD |
7 |
11/32 |
1.245 |
.865 |
.680 |
| 03-1001-16 |
1.250 |
+.050 |
7 |
11/32 |
1.245 |
.865 |
.680 |
| 03-1003-16 |
1.437/1.550 |
STD |
7 |
11/32 |
1.440 |
1.050 |
.700 |
| 03-1002-16 |
1.437/1.550 |
STD |
10 |
ALL |
1.440 |
1.050 |
.700 |
| 03-1005-16 |
1.437/1.550 |
STD |
7 |
3/8 |
1.440 |
1.050 |
.700 |
| 03-1006-16 |
1.437/1.500 |
STD |
10 |
ALL |
1.400 |
1.060 |
.690 |
| 03-1007-16 |
1.500/1.550 |
+.100 |
10 |
ALL |
1.500 |
1.115 |
.690 |
| 03-1008-16 |
1.550 |
+.100 |
10 |
ALL |
1.500 |
1.105 |
.710 |
| 03-1009-16 |
1.550 |
+.100 |
10 |
ALL |
1.500 |
1.120 |
.705 |
| 03-1010-16 |
1.437/1.550 |
+.100 |
7 |
11/32 |
1.440 |
1.050 |
.700 |
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