Small Block Chevy 379ci All 23° Bore 4.135 CH 1.250 Stroke 3.480 Rod 6.000 CR 11.4 Dome Head 64 (CP Bullets BC1113-010)
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|
Make |
Chevrolet |
|
Engine Type |
Small Block |
|
Part Number |
BC1113-010 |
|
Bore (in) |
4.135 |
|
Stroke (in) |
3.48 |
|
Rod Length (in) |
6 |
|
Comp Height |
1.25 |
|
Head Type |
All 23 deg |
|
Head CC |
64 |
|
Dome / Dish Height |
0.25 |
|
Dom/Dish CC |
5 |
|
Compression Ratio |
11.4 |
|
Pin |
.927 x 2.500 |
|
Ring Thickness |
1.5 x 1.5 x 3.0mm |
|
VR Depth |
-.310 / -.310 |
|
Cubic Inch |
374 |
|
Piston Weight |
470 |
|
Style |
Dome |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
No |
| Product Name | Small Block Chevy 379ci All 23° Bore 4.135 CH 1.250 Stroke 3.480 Rod 6.000 CR 11.4 Dome Head 64 (CP Bullets BC1113-010) |
|---|---|
| Brands | CP Carrillo |
| Engine | SB Chevrolet / Holden |
| Make | GM |
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What information do I need to match these pistons to my engine?
You need the engine code, bore size, stroke, rod length, pin diameter and target compression ratio. These determine the correct piston compression height and crown design.
How should ring gaps be set for these pistons?
Ring gaps must be set by your engine builder based on fuel type, boost level and the intended rpm range. Forced-induction engines usually require larger gaps.
Are forged pistons suitable for street engines?
Yes. Forged pistons handle detonation and high cylinder pressure better than cast units. Your builder should set the piston-to-bore clearance to suit your application.
What is the recommended bore clearance for the BC1113-010 pistons?
For the BC1113-010 pistons, a typical bore clearance of 0.0020" to 0.0025" is recommended. However, this can vary based on the specific application and operating conditions. Always consult with your engine builder for precise measurements.
What compression ratio can I expect with the BC1113-010 pistons?
The BC1113-010 pistons are designed to achieve a compression ratio of 11.4 with a 64cc combustion chamber. Ensure that your cylinder head and gasket specifications align with this to maintain the desired compression.
What type of valve reliefs do the BC1113-010 pistons have?
The BC1113-010 pistons feature two valve reliefs designed to accommodate typical valve sizes in Small Block Chevy applications. Ensure that your camshaft and valve train setup is compatible to avoid interference.
What is the weight of the BC1113-010 pistons and how does it affect performance?
The BC1113-010 pistons weigh 470 grams. This weight is suitable for high-performance applications, but it's important to balance the entire rotating assembly to ensure optimal performance and reliability.
Are there any specific machining requirements for the BC1113-010 pistons?
Yes, the BC1113-010 pistons may require specific machining for proper fitment, including honing of the cylinder bores and setting the correct ring gaps. Always follow the manufacturer's guidelines and consult with your engine builder for best practices.
