Chevy 429ci ASCS 4.130 Bore 1.000 CH 14:1 CR - Lefts & Rights (CP Bullets BCR1215-005)
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|
Make |
Chevrolet |
|
Engine Type |
Small Block |
|
Part Number |
BCR1215-005 |
|
Bore (in) |
4.13 |
|
Stroke (in) |
4 |
|
Rod Length (in) |
6 |
|
Comp Height |
1 |
|
Head Type |
ASCS |
|
Head CC |
64 |
|
Dome / Dish Height |
0.275 |
|
Dom/Dish CC |
8 |
|
Compression Ratio |
14.3 |
|
Pin |
.927 x 2.500 |
|
Ring Thickness |
1.2 x 1.2 x 3.0mm |
|
VR Depth |
-.335 / SP |
|
Cubic Inch |
429 |
|
Piston Weight |
440 |
|
Style |
Dome |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
No |
| Product Name | Chevy 429ci ASCS 4.130 Bore 1.000 CH 14:1 CR - Lefts & Rights (CP Bullets BCR1215-005) |
|---|---|
| Brands | CP Carrillo |
| Engine | Chev |
| Make | GM |
Delivery & Freight
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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 BCR1215-005 pistons?
For the BCR1215-005 pistons, a typical bore clearance of 0.0030" to 0.0035" is recommended. However, this can vary based on your specific engine build and operating conditions, so always consult with your engine builder for the best fit.
What compression ratio can I expect with the BCR1215-005 pistons?
The BCR1215-005 pistons are designed to achieve a compression ratio of approximately 14.3:1 when used with a 64cc head. Ensure that your engine's overall assembly and fuel type can support this high compression for optimal performance.
What is the weight of the BCR1215-005 pistons, and how does it affect my engine?
The BCR1215-005 pistons weigh 440 grams each. This weight can influence your engine's reciprocating mass, affecting rev response and overall performance. It's crucial to balance the rotating assembly accordingly to maintain reliability and performance.
Do the BCR1215-005 pistons require any specific machining?
Yes, the BCR1215-005 pistons may require specific machining such as honing of the bore for proper clearance and ensuring the ring lands are set correctly. Always verify with your engine builder to ensure proper fitment.
What type of ring thickness is compatible with the BCR1215-005 pistons?
The BCR1215-005 pistons are designed for use with 1.2mm x 1.2mm x 3.0mm rings. Ensure that the rings are properly gapped and installed to prevent issues during operation.
