Big Block Chevy 533 ci 4.605 1.245 CH +46.9cc (CP Bullets BBCRE5333-105)
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|
Make |
Chevrolet |
|
Engine Type |
Big Block |
|
Part Number |
BBCRE5333-105 |
|
Bore (in) |
4.605 |
|
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 |
1.0 x 1.0 x 3.0mm |
|
VR Depth |
-.310 / .100 |
|
Cubic Inch |
533 |
|
Piston Weight |
697 |
|
Style |
Dome |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
Yes |
| Product Name | Big Block Chevy 533 ci 4.605 1.245 CH +46.9cc (CP Bullets BBCRE5333-105) |
|---|---|
| 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 are the recommended bore and stroke specifications for the BBCRE5333-105 pistons?
The BBCRE5333-105 pistons are designed for a bore of 4.605 inches and a stroke of 4 inches, making them suitable for a Big Block Chevy engine with a displacement of 533 cubic inches.
What is the compression ratio when using these pistons with a 118cc head?
When paired with a 118cc head, the BBCRE5333-105 pistons provide a compression ratio of approximately 13.6:1. Ensure that your engine is properly tuned to handle this level of compression.
What type of valve reliefs do the BBCRE5333-105 pistons have?
The BBCRE5333-105 pistons feature two valve reliefs, which are designed to accommodate the clearance needed for the valves in a Big Block Chevy engine.
What is the weight of the BBCRE5333-105 pistons, and how does it affect performance?
The BBCRE5333-105 pistons weigh 697 grams. While lighter pistons can improve engine response and reduce inertia, ensure that your engine's rotating assembly is balanced to maintain reliability and performance.
What is the significance of the gas port feature in the BBCRE5333-105 pistons?
The gas port feature in the BBCRE5333-105 pistons helps improve ring seal and reduce blow-by by allowing combustion gases to pressurise the ring pack. This can enhance performance, especially in high-power applications.
