Chevy 359ci ASCS 4.140 Bore 1.335 CH 14cc Dome Vert Gas Ports - Lefts & Rights (CP Bullets BCRE1365-015)
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|
Make |
Chevrolet |
|
Engine Type |
Small Block |
|
Part Number |
BCRE1365-015 |
|
Bore (in) |
4.14 |
|
Stroke (in) |
3.335 |
|
Rod Length (in) |
6 |
|
Comp Height |
1.335 |
|
Head Type |
ASCS |
|
Head CC |
58 |
|
Dome / Dish Height |
0.5 |
|
Dom/Dish CC |
13.72 |
|
Compression Ratio |
14.5 |
|
Pin |
.927 x 2.250 |
|
Ring Thickness |
1.0 x 1.0 x 2.0mm |
|
VR Depth |
-.335 / SP |
|
Cubic Inch |
359 |
|
Piston Weight |
514 |
|
Style |
Dome |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
Yes |
| Product Name | Chevy 359ci ASCS 4.140 Bore 1.335 CH 14cc Dome Vert Gas Ports - Lefts & Rights (CP Bullets BCRE1365-015) |
|---|---|
| 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 BCRE1365-015 pistons?
For the BCRE1365-015 pistons, a typical bore clearance of 0.0030" to 0.0035" is recommended. However, this may vary based on specific engine tolerances and operating conditions, so always consult your engine builder for precise measurements.
What compression ratio can I expect with the BCRE1365-015 pistons?
The BCRE1365-015 pistons are designed to achieve a compression ratio of approximately 14.5:1 when used with a 58cc head. Ensure that your engine's overall setup, including head gasket thickness and combustion chamber volume, is taken into account for accurate calculations.
What type of ring gaps should I set for the BCRE1365-015 pistons?
For the BCRE1365-015 pistons, a general guideline is to set the top ring gap at 0.020" to 0.022" and the second ring gap at 0.018" to 0.020". However, these values can vary based on your specific application and operating conditions, so adjust accordingly.
Do I need to machine the piston pin bores for the BCRE1365-015 pistons?
The piston pin bores on the BCRE1365-015 pistons may require honing to ensure a proper fit with your connecting rods. Always check the pin fitment and consult your engine builder for the best practices regarding machining.
What is the significance of the gas ports on the BCRE1365-015 pistons?
The gas ports on the BCRE1365-015 pistons help improve ring seal and reduce blow-by by allowing combustion gases to pressurise the ring pack. This feature is particularly beneficial for high-performance applications where optimal ring performance is crucial.
