Small Block Chevrolet 350ci All 23deg 4.060 bore 1.560 CH 3.480 stroke 5.700 rod Flat Top (CP Bullets BC574V-060)
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|
Make |
Chevrolet |
|
Engine Type |
Small Block |
|
Part Number |
BC574V-060 |
|
Bore (in) |
4.06 |
|
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 |
-4.33 |
|
Compression Ratio |
10.3 |
|
Pin |
.927 x 2.500 |
|
Ring Thickness |
1.5 x 1.5 x 3.0mm |
|
VR Depth |
-.200 / -.180 |
|
Cubic Inch |
357 |
|
Piston Weight |
464 |
|
Style |
FT |
|
Valve Reliefs |
4 VR's |
|
Gas Port |
No |
| Product Name | Small Block Chevrolet 350ci All 23deg 4.060 bore 1.560 CH 3.480 stroke 5.700 rod Flat Top (CP Bullets BC574V-060) |
|---|---|
| Brands | CP Carrillo |
| Engine | SB Chevrolet / Holden |
| 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 BC574V-060 pistons?
For the BC574V-060 pistons, a typical bore clearance of 0.0030" to 0.0035" is recommended. However, always consult with your engine builder for specific requirements based on your application and machining tolerances.
What compression ratio can I expect with the BC574V-060 pistons?
The BC574V-060 pistons are designed to achieve a compression ratio of approximately 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 taken into account for accurate calculations.
What type of ring gaps should I use with these pistons?
For the BC574V-060 pistons, ring gaps should be set according to the intended use of the engine. A common starting point is 0.004" per inch of bore for the top rings and 0.005" for the second rings. Adjustments may be necessary based on boost levels and RPM.
Do I need to modify my cylinder heads for the BC574V-060 pistons?
The BC574V-060 pistons feature four valve reliefs, which should accommodate most standard 23-degree cylinder heads. However, it's advisable to check for clearance with your specific head and camshaft combination to ensure no interference occurs.
What is the weight of the BC574V-060 pistons, and how does it affect my build?
The BC574V-060 pistons weigh 464 grams each. This weight is suitable for performance applications, but keep in mind that lighter pistons can improve engine response and reduce stress on the rotating assembly. Ensure your crankshaft and rods are compatible with this piston weight.
