| 400 SMALL BLOCK 18º DOME
These pistons feature our newer dome profile to match a wider variety of 18º heads. Designed to fit your high-compression, high horsepower 17º/18º dirt late
model engine, these pistons have smooth flowing domes for optimum flame travel and angle milled head compatibility. New valve reliefs will accommodate
larger valves and long duration, tight lobe separation cams. These pistons utilize dedicated left and right hand forgings and accept 1/16, 1/16, 3/16 rings.
Includes:
Pin #927-2750-15-51S (130g)
Contact reduction grooves
Heavy Duty single .073 spiro lock (#927-073-AS)
Double pin oilers
|
|
|
| Part # |
Cubic
Inches |
Bore |
Stroke |
Rod
Length |
Block
Height |
Compression
Distance |
 |
| Head Cubic Centimeters |
| 52cc |
55cc |
58cc |
| Compression Ratio |
|
|
Dome
Volume |
Gram
Weight |
Footnote |
Oversize |
|
| 213103 |
400 |
4.125 |
4.000 |
6.000 |
9.000 |
1.000 |
15.9 |
|
15.2 |
|
14.5 |
2.5 |
435 |
S,B |
STD |
|
| 213104 |
429 |
4.130 |
4.000 |
6.000 |
9.000 |
1.000 |
15.9 |
15.2 |
14.5 |
2.5 |
434 |
S,B |
.005 |
|
| 213105 |
430 |
4.135 |
4.000 |
6.000 |
9.000 |
1.000 |
15.9 |
15.2 |
14.5 |
2.5 |
437 |
S,B |
.010 |
|
| 213106 |
432 |
4.145 |
4.000 |
6.000 |
9.000 |
1.000 |
16.0 |
15.3 |
14.6 |
2.5 |
440 |
S,B |
.020 |
|
| 213107 |
434 |
4.155 |
4.000 |
6.000 |
9.000 |
1.000 |
16.0 |
15.3 |
14.6 |
2.5 |
445 |
S,B |
.030 |
|
| 213108 |
434 |
4.165 |
4.000 |
6.000 |
9.000 |
1.000 |
16.1 |
15.4 |
14.7 |
2.5 |
450 |
S,B |
.040 |
|
| 213109 |
414 |
4.125 |
3.875 |
6.000 |
9.000 |
1.062 |
15.4 |
14.7 |
14.1 |
2.5 |
448 |
S,B |
STD |
|
| 213110 |
416 |
4.135 |
3.875 |
6.000 |
9.000 |
1.062 |
15.4 |
14.7 |
14.1 |
2.5 |
452 |
S,B |
.010 |
|
| 213111 |
418 |
4.145 |
3.875 |
6.000 |
9.000 |
1.062 |
15.4 |
14.7 |
14.1 |
2.5 |
457 |
S,B |
.020 |
|
| 213112 |
420 |
4.155 |
3.875 |
6.000 |
9.000 |
1.062 |
15.6 |
14.9 |
14.2 |
2.5 |
463 |
S,B |
.030 |
|
| 213113 |
406 |
4.125 |
3.800 |
6.000 |
9.000 |
1.100 |
15.1 |
14.4 |
13.8 |
2.5 |
454 |
S,B |
STD |
|
| 213114 |
407 |
4.130 |
3.800 |
6.000 |
9.000 |
1.100 |
15.1 |
14.4 |
13.8 |
2.5 |
457 |
S,B |
.005 |
|
| 213115 |
408 |
4.135 |
3.800 |
6.000 |
9.000 |
1.100 |
15.1 |
14.4 |
13.8 |
2.5 |
461 |
S,B |
.010 |
|
| 213116 |
410 |
4.145 |
3.800 |
6.000 |
9.000 |
1.100 |
15.1 |
14.4 |
13.8 |
2.5 |
462 |
S,B |
.020 |
|
| 213117 |
412 |
4.155 |
3.800 |
6.000 |
9.000 |
1.100 |
15.3 |
14.6 |
14.0 |
2.5 |
470 |
S,B |
.030 |
|
| 213118 |
401 |
4.125 |
3.750 |
6.000 |
9.000 |
1.125 |
14.9 |
14.3 |
13.7 |
2.5 |
463 |
S,B |
STD |
|
| 213119 |
402 |
4.130 |
3.750 |
6.000 |
9.000 |
1.125 |
14.9 |
14.3 |
13.7 |
2.5 |
461 |
S,B |
.005 |
|
| 213120 |
403 |
4.135 |
3.750 |
6.000 |
9.000 |
1.125 |
14.9 |
14.3 |
13.7 |
2.5 |
464 |
S,B |
.010 |
|
| 213121 |
405 |
4.145 |
3.750 |
6.000 |
9.000 |
1.125 |
15.1 |
14.4 |
13.8 |
2.5 |
469 |
S,B |
.020 |
|
| 213122 |
407 |
4.155 |
3.750 |
6.000 |
9.000 |
1.125 |
15.1 |
14.4 |
13.8 |
2.5 |
473 |
S,B |
.030 |
|
| 213123 |
409 |
4.165 |
3.750 |
6.000 |
9.000 |
1.125 |
15.2 |
14.5 |
13.9 |
2.5 |
479 |
S,B |
.040 |
|
| 213124 |
387 |
4.125 |
3.625 |
6.000 |
9.000 |
1.187 |
14.5 |
13.9 |
13.3 |
2.5 |
468 |
S,B |
STD |
|
| 213125 |
388 |
4.130 |
3.625 |
6.000 |
9.000 |
1.187 |
14.5 |
13.9 |
13.3 |
2.5 |
470 |
M,B,S |
.005 |
|
| 213126 |
389 |
4.135 |
3.625 |
6.000 |
9.000 |
1.187 |
14.5 |
13.9 |
13.3 |
2.5 |
471 |
M,B,S |
.010 |
|
| 213127 |
374 |
4.125 |
3.500 |
6.000 |
9.000 |
1.250 |
14.3 |
13.6 |
13.1 |
3.5 |
487 |
S |
STD |
|
| 213128 |
375 |
4.130 |
3.500 |
6.000 |
9.000 |
1.250 |
14.3 |
13.6 |
13.1 |
3.5 |
490 |
M,S |
.005 |
|
| 213129 |
376 |
4.135 |
3.500 |
6.000 |
9.000 |
1.250 |
14.3 |
13.6 |
13.1 |
3.5 |
492 |
M,S |
.010 |
|
 |
|
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|
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- Denotes part # has been issued a new part #. A list referencing old part #s to their new counterparts will be available shortly.
Tech and Installation Tips
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Valve Relief Diagram