Big Block Chevy 532ci 4.600 Bore 1.245 CH 13.6:1 CR (CP Bullets BBCRE5321-100)
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|
Make |
Chevrolet |
|
Engine Type |
Big Block |
|
Part Number |
BBCRE5321-100 |
|
Bore (in) |
4.6 |
|
Stroke (in) |
4 |
|
Rod Length (in) |
6.535 |
|
Comp Height |
1.245 |
|
Head Type |
BB3 Xtra / Head Hunter |
|
Head CC |
118 |
|
Dome / Dish Height |
0.65 |
|
Dom/Dish CC |
46.9 |
|
Compression Ratio |
13.6 |
|
Pin |
.990 x 2.750 |
|
Ring Thickness |
.043 x .043 x 3.0 |
|
VR Depth |
-.310 / .100 |
|
Cubic Inch |
532 |
|
Piston Weight |
705 |
|
Style |
Dome |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
Yes |
| Product Name | Big Block Chevy 532ci 4.600 Bore 1.245 CH 13.6:1 CR (CP Bullets BBCRE5321-100) |
|---|---|
| Brands | CP Carrillo |
| Engine | Big Block 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 BBCRE5321-100 pistons?
For the BBCRE5321-100 pistons, a typical bore clearance of 0.0035" to 0.0045" is recommended. However, final clearance should be determined based on your specific engine build and intended use.
What type of fuel is suitable for the 13.6:1 compression ratio of these pistons?
With a compression ratio of 13.6:1, these pistons are best suited for high-octane fuels, such as 98 RON or higher, to prevent detonation and ensure optimal performance.
What machining processes should be considered when using these pistons?
When using the BBCRE5321-100 pistons, ensure that the cylinder bores are properly honed for clearance, and check that the ring lands are within specification. Additionally, confirm that the piston-to-valve clearance is adequate, especially with the two valve reliefs.
What is the weight of the BBCRE5321-100 pistons and how does it affect engine performance?
The BBCRE5321-100 pistons weigh 705 grams each. This weight can impact engine balance and performance, particularly at high RPMs, so it's important to consider this when designing your rotating assembly.
Are there specific installation considerations for the gas porting on these pistons?
Yes, the gas porting on the BBCRE5321-100 pistons is designed to improve ring seal and reduce blow-by. Ensure the ports are aligned correctly with the ring gaps during installation for optimal performance.
