Chevy 414ci 4.125 Bore 1.062 CH 14.4:1 CR - Lefts & Rights (CP Bullets BCRE1521-STD)
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|
Make |
Chevrolet |
|
Engine Type |
Small Block |
|
Part Number |
BCRE1521-STD |
|
Bore (in) |
4.125 |
|
Stroke (in) |
3.875 |
|
Rod Length (in) |
6 |
|
Comp Height |
1.062 |
|
Head Type |
23 * Most Heads |
|
Head CC |
64 |
|
Dome / Dish Height |
0.48 |
|
Dom/Dish CC |
11.2 |
|
Compression Ratio |
14.4 |
|
Pin |
.927 x 2.250 |
|
Ring Thickness |
.043 x .043 x 3.0 |
|
VR Depth |
-.310 / SP |
|
Cubic Inch |
414 |
|
Piston Weight |
492 |
|
Style |
Dome |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
Yes |
| Product Name | Chevy 414ci 4.125 Bore 1.062 CH 14.4:1 CR - Lefts & Rights (CP Bullets BCRE1521-STD) |
|---|---|
| Brands | CP Carrillo |
| Engine | 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 BCRE1521-STD pistons?
For the BCRE1521-STD pistons, a typical bore clearance of 0.0030" to 0.0035" is recommended. However, final clearance should be determined based on your specific engine build and intended use.
What compression ratio can I expect with the BCRE1521-STD pistons?
The BCRE1521-STD pistons provide a compression ratio of 14.4:1 when used with a 64cc head. Ensure that your engine is properly tuned to handle this high compression for optimal performance.
What type of valve reliefs do the BCRE1521-STD pistons have?
The BCRE1521-STD pistons feature two valve reliefs, which are designed to accommodate most common small block Chevrolet cylinder heads. Always verify compatibility with your specific head design.
What is the weight of the BCRE1521-STD pistons and how does it affect engine performance?
The BCRE1521-STD pistons weigh 492 grams each. While lighter pistons can improve engine response and RPM potential, ensure that your rotating assembly is balanced to maintain reliability.
Are gas ports included in the BCRE1521-STD pistons, and what is their purpose?
Yes, the BCRE1521-STD pistons are equipped with gas ports. These ports help improve ring seal and reduce blow-by, which can enhance performance, especially in high horsepower applications.
