BCRSE1021-030 Chevy 355ci All 23° 4.030 Bore - Lefts & Rights (CP Bullets BCRSE1021-030)
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|
Make |
Chevrolet |
|
Engine Type |
Small Block |
|
Part Number |
BCRSE1021-030 |
|
Bore (in) |
4.03 |
|
Stroke (in) |
3.48 |
|
Rod Length (in) |
5.7 |
|
Comp Height |
1.56 |
|
Head Type |
All 23 deg |
|
Head CC |
64 |
|
Dome / Dish Height |
FT |
|
Dom/Dish CC |
-3.98 |
|
Compression Ratio |
10.3 |
|
Pin |
.927 x 2.250 |
|
Ring Thickness |
1.0 x 1.0 x 2.0mm |
|
VR Depth |
-.280 / SP |
|
Cubic Inch |
355 |
|
Piston Weight |
380 |
|
Style |
FT |
|
Valve Reliefs |
2 VR's R/L |
|
Gas Port |
No |
| Product Name | BCRSE1021-030 Chevy 355ci All 23° 4.030 Bore - Lefts & Rights (CP Bullets BCRSE1021-030) |
|---|---|
| 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 BCRSE1021-030 pistons?
For the BCRSE1021-030 pistons, a typical bore clearance of 0.0030" to 0.0035" is recommended. However, it's essential to confirm this with your specific engine build and intended use.
What compression ratio can I expect with the BCRSE1021-030 pistons in a 355ci small block?
The BCRSE1021-030 pistons provide a compression ratio of 10.3:1 when used with 64cc cylinder heads. Ensure that your engine's overall setup, including head gasket thickness and combustion chamber volume, is accounted for to achieve this ratio.
What is the weight of the BCRSE1021-030 pistons and how does it affect performance?
The BCRSE1021-030 pistons weigh 380 grams each. Lighter pistons can improve engine response and reduce stress on the connecting rods, but ensure that your engine is balanced properly with the full rotating assembly to maintain reliability.
Do the BCRSE1021-030 pistons require any specific machining?
Yes, the BCRSE1021-030 pistons may require specific machining for proper fitment, including ensuring the correct bore size and checking ring gaps. Always consult with your engine builder for precise machining requirements.
What type of valve reliefs do the BCRSE1021-030 pistons have?
The BCRSE1021-030 pistons feature two valve reliefs on each piston, designed to accommodate standard 23-degree small block Chevrolet cylinder heads. Ensure your camshaft and valve sizes are compatible to avoid interference.
