302 INVERTED DOME
These pistons are designed to be compatible with forced induction and nitrous applications. The valve reliefs are machined to accommodate larger valves and long duration, tight lobe separation cams. Precision CNC machined ring grooves accept 1/16, 1/16, 3/16 rings. Part number 293082 features a full round dish.
Includes:
Pin #912-2750-14-51S (123g), note D
Pin #927-2750-15-51S (130g), note C
Double spiro locks (#927-042-CS)
Contact Reduction Grooves
Double pin oilers
|
|
|
 |
|
302 SERIES
Std Bore: 4.000
Ring package designed for: 1/16, 1/16, 3/16 Rings
|
|
|
| Part # |
CID |
Bore |
Stroke |
Rod
Lgth. |
Block
Ht. |
Comp.
Ht. |
| Head Cubic Centimeters |
| 56cc |
60cc |
64cc |
| Compression Ratio |
|
Dome
Vol. |
Gram
Wt. |
Footnote |
Oversize |
Recom.
Ring Set |
 |
| 131656 |
306 |
4.030 |
3.000 |
5.090 |
8.190 |
1.600 |
9.3 |
8.8 |
8.4 |
-11.0 |
508 |
D |
0.030 |
J10008-4030-5 |
|
302 STROKER
Std Bore: 4.000
Ring package designed for: 1/16, 1/16, 3/16 Rings
|
|
|
| Part # |
CID |
Bore |
Stroke |
Rod
Lgth. |
Block
Ht. |
Comp.
Ht. |
| Head Cubic Centimeters |
| 56cc |
60cc |
64cc |
| Compression Ratio |
|
Dome
Vol. |
Gram
Wt. |
Footnote |
Oversize |
Recom.
Ring Set |
|
| 170847 |
345 |
4.020 |
3.400 |
5.400 |
8.200 |
1.100 |
9.1 |
8.8 |
8.5 |
-22.0 |
416 |
B,C |
0.020 |
J10008-4020-5 |
|
| 170848 |
347 |
4.030 |
3.400 |
5.400 |
8.200 |
1.100 |
9.1 |
8.8 |
8.5 |
-22.0 |
415 |
B,C |
0.030 |
J10008-4030-5 |
|
| 232462 |
348 |
4.040 |
3.400 |
5.400 |
8.200 |
1.100 |
9.6 |
8.8 |
8.5 |
-22.0 |
424 |
B,C |
0.040 |
J100F8-4040-5 |
|
| 293082 |
364 |
4.125 |
3.400 |
5.400 |
8.200 |
1.100 |
9.1 |
8.8 |
8.5 |
-26.0 |
460 |
B,C |
0.125 |
J100F8-4125-5 |
|
| 170850 |
331 |
4.030 |
3.250 |
5.400 |
8.200 |
1.175 |
8.4 |
8.1 |
7.8 |
-26.5 |
431 |
B,C |
0.030 |
J10008-4030-5 |
|
| 232463 |
348 |
4.040 |
3.250 |
5.400 |
8.200 |
1.175 |
8.8 |
8.5 |
8.2 |
-26.0 |
446 |
B,C |
0.040 |
J100F8-4040-5 |
|
TWISTED SERIES
Std Bore: 4.000
Ring package designed for: 1/16, 1/16, 3/16 Rings
|
|
|
| Part # |
CID |
Bore |
Stroke |
Rod
Lgth. |
Block
Ht. |
Comp.
Ht. |
| Head Cubic Centimeters |
| 56cc |
60cc |
64cc |
| Compression Ratio |
|
Dome
Vol. |
Gram
Wt. |
Footnote |
Oversize |
Recom.
Ring Set |
|
| 232470 |
347 |
4.030 |
3.400 |
5.400 |
8.200 |
1.100 |
10.4 |
9.9 |
9.5 |
-11.0 |
430 |
B,C |
0.030 |
J10008-4030-5 |
|
| 232471 |
331 |
4.030 |
3.250 |
5.400 |
8.200 |
1.175 |
9.9 |
9.5 |
9.1 |
-11.0 |
439 |
B,C |
0.030 |
J10008-4030-5 |
|
|
|
Tech and Installation Tips
){kind=small}
Valve Relief Diagram
- Denotes part # has been issued a new part #. A list referencing old part #s to their new counterparts will be available shortly.