Chevy 357ci 23° 4.040 Bore 1.560 CH -4.95cc Flat Top - Lefts & Rights (CP Bullets BCRSE1021-040)
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|
Make |
Chevrolet |
|
Engine Type |
Small Block |
|
Part Number |
BCRSE1021-040 |
|
Bore (in) |
4.04 |
|
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 |
357 |
|
Piston Weight |
390 |
|
Style |
FT |
|
Valve Reliefs |
2 VR's R/L |
|
Gas Port |
No |
| Product Name | Chevy 357ci 23° 4.040 Bore 1.560 CH -4.95cc Flat Top - Lefts & Rights (CP Bullets BCRSE1021-040) |
|---|---|
| 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 compression ratio for the BCRSE1021-040 pistons?
The BCRSE1021-040 pistons provide a compression ratio of 10.3 when used with a 64cc cylinder head. Ensure that your engine's overall setup supports this ratio for optimal performance.
What are the specific machining requirements for the BCRSE1021-040 pistons?
When installing the BCRSE1021-040 pistons, ensure that the bore clearance is set correctly according to your engine's specifications. Additionally, check that the ring gaps are appropriately set for your application.
What is the weight of the BCRSE1021-040 pistons, and how does it affect performance?
The BCRSE1021-040 pistons weigh 390 grams. Lighter pistons can improve engine response and reduce reciprocating mass, but ensure that your engine is balanced with the full rotating assembly to maintain reliability.
Are there any specific installation considerations for the valve reliefs on the BCRSE1021-040 pistons?
The BCRSE1021-040 pistons feature two valve reliefs on each piston. When installing, confirm that the valve reliefs are compatible with your camshaft specifications to prevent interference.
What type of pin is used with the BCRSE1021-040 pistons?
The BCRSE1021-040 pistons use a pin size of .927 x 2.250 inches. Ensure that your connecting rods are compatible with this pin size for proper fitment.
