302/351 BIG BORE DOME
All new small-block Ford dome pistons, available in large bore sizes to accommodate new aftermarket race blocks. These pistons will fit most aftermarket and factory heads. Cleveland and TFS Twisted Wedge heads will require custom pistons. Precision CNC machined ring grooves accept 1/16, 1/16, 3/16 rings.
Includes:
Pin #927-2750-15-51S (130g)
Double spiro locks (#927-042-CS)
Double pin oilers
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302 8.200" DART/SVO BLOCK
Std Bore: 4.125
Ring package designed for: 1/16, 1/16, 3/16 Rings
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| Part # |
CID |
Bore |
Stroke |
Rod
Lgth. |
Block
Ht. |
Comp.
Ht. |
| Head Cubic Centimeters |
| 56cc |
60cc |
64cc |
| Compression Ratio |
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Dome
Vol. |
Gram
Wt. |
Footnote |
Oversize |
Recom.
Ring Set |
 |
| 232475 |
364 |
4.125 |
3.400 |
5.400 |
8.200 |
1.100 |
13.6 |
12.8 |
12.1 |
6.5 |
432 |
S,B |
STD |
J10008-4125-5 |
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| 232477 |
347 |
4.125 |
3.250 |
5.400 |
8.200 |
1.175 |
13.1 |
12.3 |
11.6 |
6.5 |
420 |
S,B |
STD |
J10008-4125-5 |
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| 207416 |
331 |
4.125 |
3.100 |
5.400 |
8.180 |
1.230 |
12.5 |
11.8 |
11.1 |
6.5 |
449 |
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STD |
J10008-4125-5 |
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351 9.500" DART/SVO BLOCK
Std Bore: 4.125
Ring package designed for: 1/16, 1/16, 3/16 Rings
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| 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 |
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| 207416 |
438 |
4.125 |
4.100 |
6.200 |
9.480 |
1.230 |
16.2 |
15.3 |
14.4 |
6.5 |
449 |
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STD |
J10008-4125-5 |
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| 207416 |
427 |
4.125 |
4.000 |
6.250 |
9.480 |
1.230 |
15.9 |
14.9 |
14.1 |
6.5 |
449 |
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STD |
J10008-4125-5 |
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| 232476 |
428 |
4.125 |
4.000 |
6.200 |
9.480 |
1.280 |
15.9 |
14.9 |
14.1 |
6.5 |
464 |
S |
STD |
J10008-4125-5 |
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Tech and Installation Tips
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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.