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LS SERIES JE Pistons
JE Pistons are designed specifically for high horsepower racing engines and are the piston of choice for top BC sponsored racers such as Rhys Millen, Andrew Comrie-Picard, Chris Rado, Robbie Nishida and Norris Prayoonto. All JE Pistons include high strength 2618-T6 alloy forgings, JE Pro Seal Rings, premium wrist pins and locks. JE Piston Kits are engineered to handle the stresses associated with all BC stroker kits and arrive ready to install.
- Specifically designed for high horsepower engines
- Arrive ready to install
- 2618 T6 forged aluminum
- Proprietary skirt designs are compatible with increased side loading associated with high RPM and increased stroke
- Dome and dishes feature smooth flowing radii for excellent flame travel
- Valve reliefs designed to clear BC camshafts
- Premium pins and locks included
- JE Pro Seal Rings included
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350 Series
Std Bore: 3.900"-5.7L, 4.000"-6.0L
Ring package designed for: 1.5, 1.5, 3MM Rings
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Part # |
CID |
Bore |
Stroke |
Rod
Lgth. |
Block
Ht. |
Comp.
Ht. |
| Head Cubic Centimeters |
| 64cc |
66cc |
72cc |
| Compression Ratio |
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Dome
Vol. |
Gram
Wt. |
Footnote |
Oversize |
Recom.
Ring Set |
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Shop |
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Status |
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| 243016 |
403 |
4.005 |
4.000 |
6.125 |
9.240 |
1.115 |
11.6 |
11.3 |
10.6 |
-5.0 |
402 |
B, C |
0.005 |
J60008-4000-5 |
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In-Stock |
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| 243017 |
408 |
4.030 |
4.000 |
6.125 |
9.240 |
1.115 |
11.7 |
11.4 |
10.7 |
-5.0 |
410 |
B, C |
0.030 |
J60008-4030-5 |
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In-Stock |
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| 243018 |
427 |
4.125 |
4.000 |
6.125 |
9.240 |
1.115 |
12.1 |
11.9 |
11.1 |
-5.0 |
440 |
B, C |
STD LS7 |
J60008-4125-5 |
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In-Stock |
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350 Series
Std Bore: 3.900"-5.7L, 4.000"-6.0L
Ring package designed for: 1.5, 1.5, 3MM Rings
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Part # |
CID |
Bore |
Stroke |
Rod
Lgth. |
Block
Ht. |
Comp.
Ht. |
| Head Cubic Centimeters |
| 64cc |
66cc |
72cc |
| Compression Ratio |
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Dome
Vol. |
Gram
Wt. |
Footnote |
Oversize |
Recom.
Ring Set |
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Shop |
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Status |
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| 264041 |
383 |
3.905 |
4.000 |
6.125 |
9.240 |
1.115 |
10.5 |
10.3 |
9.7 |
-10.0 |
382 |
B, C |
0.005 |
J68008-3900-3 |
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In-Stock |
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| 264042 |
403 |
4.005 |
4.000 |
6.125 |
9.240 |
1.115 |
11.0 |
10.7 |
10.1 |
-10.0 |
407 |
B, C |
0.030 |
J60008-4000-5 |
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In-Stock |
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| 221176 |
408 |
4.030 |
4.000 |
6.125 |
9.240 |
1.115 |
9.2 |
9.0 |
8.6 |
-29.0 |
395 |
B, C |
0.030 |
J60008-4030-5 |
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In-Stock |
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| 264043 |
408 |
4.030 |
4.000 |
6.125 |
9.240 |
1.115 |
11.1 |
10.8 |
10.2 |
-10.0 |
418 |
B, C |
0.030 |
J60008-4030-5 |
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In-Stock |
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| 221178 |
414 |
4.060 |
4.000 |
6.125 |
9.240 |
1.115 |
9.3 |
9.1 |
8.7 |
-29.0 |
400 |
B, C |
0.060 |
J60008-4060-5 |
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In-Stock |
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| 290665 |
415 |
4.065 |
4.000 |
6.125 |
9.240 |
1.115 |
9.3 |
9.1 |
8.8 |
-29.0 |
403 |
B, C |
STD LS3 |
JG31F8-4070-0 |
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In-Stock |
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| 290666 |
416 |
4.070 |
4.000 |
6.125 |
9.240 |
1.115 |
9.3 |
9.1 |
8.8 |
-29.0 |
405 |
B, C |
.005 LS3 |
JG31F8-4070-0 |
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In-Stock |
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| 221180 |
427 |
4.125 |
4.000 |
6.125 |
9.240 |
1.115 |
9.5 |
9.3 |
8.9 |
-29.0 |
425 |
B, C |
STD LS7 |
J60008-4125-5 |
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In-Stock |
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LS SERIES CP BULLET Pistons
CP pistons are designed for oversized valves, high lift camshafts and available in a variety of compression ratios and bore sizes. All of our products represent the highest quality and are engineered for maximum power. Pistons come with wrist pins, pin fitted, and locks (except for Subaru).
- Dedicated forgings
- Balanced to + or - 1 gram
- Wrist pins provided at no cost
- Pin fitting provided at no cost
- Accumulator Grooves
- Dual forced pin oilers
- Pick lock grooves
- Fully CNC machined
- USA Made
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Part # |
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Bore |
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Head
Type |
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Stroke
(in) |
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Rod
(in) |
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C/D
(in) |
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Flat
Top |
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Dome / Vol
(cc) |
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C/R
(cc) |
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Pin
Dia |
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VR Depths |
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Ring
Grooves |
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Shop |
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Status |
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| CP7450B |
3.905" |
LS1 |
4.000" |
6.125" |
1.110" |
No |
-18.2 |
9.1 w/ 68cc head -18.2cc |
.927" |
I .150" / E .100" |
1.5 x 1.5 x 3.0mm |
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In-Stock |
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| CP7451B |
4.005" |
LS2 |
4.000" |
6.125" |
1.110" |
No |
-27.8 |
9.1 w/ 63cc head -27.8cc |
.927" |
I .190" / E .150" |
1.5 x 1.5 x 3.0mm |
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In-Stock |
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| CP7452B |
4.005" |
LS2 |
4.000" |
6.125" |
1.110" |
No |
-12.7 |
10.3 w/ 64cc head -12.7cc |
.927" |
I .150" / E .100" |
1.5 x 1.5 x 3.0mm |
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In-Stock |
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| CP7453B |
4.030" |
LS2 |
4.000" |
6.125" |
1.110" |
No |
-27.5 |
9.1 w/ 64cc head -27.5cc |
.927" |
I .192" / E .165" |
1.5 x 1.5 x 3.0mm |
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In-Stock |
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| CP7454B |
4.030" |
LS2 |
4.000" |
6.125" |
1.110" |
No |
-13.8 |
10.3 w/ 64cc head -13.4cc |
.927" |
I .150" / E .095" |
1.5 x 1.5 x 3.0mm |
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In-Stock |
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| CP7455B |
4.125" |
LS2 |
4.000" |
6.125" |
1.110" |
No |
-17.4 |
10.3 w/ 64cc head -17.4cc |
.927" |
I .150" / E .100" |
1.5 x 1.5 x 3.0mm |
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In-Stock |
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| CP7456B |
3.905" |
LS1 |
4.000" |
6.125" |
1.105" |
Yes |
-1.3 |
11.1 w/ 65 cc head -2.7cc FT |
.927" |
I .150" / E .100" |
1.5 x 1.5 x 3.0mm |
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In-Stock |
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| CP7457B |
4.005" |
LS2 |
4.000" |
6.125" |
1.105" |
Yes |
-1.3 |
11.5 w/ 65cc head -2.7cc FT |
.927" |
I .192" / E .165" |
1.5 x 1.5 x 3.0mm |
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In-Stock |
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| CP7458B |
4.030" |
LS2 |
4.000" |
6.125" |
1.105" |
Yes |
-1.3 |
11.7w/ 65cc head -2.7cc FT |
.927" |
I .150" / E .095" |
1.5 x 1.5 x 3.0mm |
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In-Stock |
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| CP7459B |
4.125" |
LS2 |
4.000" |
6.125" |
1.115" |
Yes |
-1.3 |
11.3w/ 70cc head -3.8cc FT |
.927" |
I .150" / E .095" |
1.5 x 1.5 x 3.0mm |
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In-Stock |
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| Note: DECK clearance may very slightly. These all use .051 head gaskets. |
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619.749.9018 ph
619.749.9128 fx
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Some products listed are not legal for sale or use on emission controlled motor vehicles, RPM ranges vary on application.Warranty Information Copyright © Brian Crower Inc. All rights reserved. |
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D16Y8
