Big Block Chevy 14.0cc dome 4.600 Bore 4.375 stroke 6.385 rod, 11.7 to 1 with 118cc head (CP Bullets BBC5314-100)
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|
Make |
Chevrolet |
|
Engine Type |
Big Block |
|
Part Number |
BBC5314-100 |
|
Bore (in) |
4.6 |
|
Stroke (in) |
4.375 |
|
Rod Length (in) |
6.385 |
|
Comp Height |
1.218 |
|
Head Type |
24 OC |
|
Head CC |
118 |
|
Dome / Dish Height |
0.137 |
|
Dom/Dish CC |
14 |
|
Compression Ratio |
11 |
|
Pin |
.990 x 2.930 |
|
Ring Thickness |
1/16 x 1/16 x 3/16 in. |
|
VR Depth |
-0.31 |
|
Cubic Inch |
582 |
|
Piston Weight |
642 |
|
Style |
Dome |
|
Valve Reliefs |
1 VR with Slant |
|
Gas Port |
No |
| Product Name | Big Block Chevy 14.0cc dome 4.600 Bore 4.375 stroke 6.385 rod, 11.7 to 1 with 118cc head (CP Bullets BBC5314-100) |
|---|---|
| Brands | CP Carrillo |
| Engine | Big Block Chev |
| 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 BBC5314-100 pistons?
For the BBC5314-100 pistons, a typical bore clearance of 0.0035" to 0.0045" is recommended. This ensures proper thermal expansion and prevents piston scuffing during operation. Always verify with your specific engine build and application.
What compression ratio can I expect with the BBC5314-100 pistons and a 118cc head?
The BBC5314-100 pistons are designed to achieve an approximate compression ratio of 11.7:1 when used with a 118cc cylinder head. However, actual compression can vary based on factors such as head gasket thickness and combustion chamber modifications.
Do the BBC5314-100 pistons require any specific machining?
Yes, the BBC5314-100 pistons may require specific machining, such as ensuring the correct bore size and setting the ring gaps according to your engine's specifications. Additionally, check for proper valve clearance with the single valve relief design.
What is the weight of the BBC5314-100 pistons, and how does it affect engine performance?
The BBC5314-100 pistons weigh 642 grams each. While this weight is typical for high-performance applications, it is essential to balance the entire rotating assembly to maintain engine performance and reliability at high RPMs.
Are there any special considerations for using the BBC5314-100 pistons in a forced induction application?
When using the BBC5314-100 pistons in a forced induction setup, consider the boost levels and fuel quality. Ensure that the engine is properly tuned and that the pistons have adequate clearance to handle the increased thermal and mechanical stresses associated with boost.
