Big Block Chevy 16.1cc Dome 4.500 Bore 4.250 stroke 6.385 rod, 10.5:1 with 118cc head (CP Bullets BBCR5306-STD)
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Big Block Chevy 16.1cc Dome 4.500 Bore 4.250 Stroke 6.385 Rod, 10.5:1 with 118cc Head (CP Carrillo BBCR5306-STD)
Enhance your engine's performance with the CP Carrillo BBCR5306-STD, designed specifically for Big Block Chevy enthusiasts. This high-quality component is engineered to deliver exceptional power and reliability, making it an ideal choice for those looking to upgrade their vehicle's performance. With precision engineering and durable construction, this product ensures optimal performance under demanding conditions.
- Bore Size: 4.500 inches
- Stroke: 4.250 inches
- Rod Length: 6.385 inches
- Compression Ratio: 10.5:1
- Head Volume: 118cc
- Dome Volume: 16.1cc
- Part Number: BBCR5306-STD
Whether you're building a high-performance race car or upgrading your street machine, the CP Carrillo BBCR5306-STD offers the precision and durability you need. Trust in its superior design to deliver the power and efficiency your engine demands.
| Product Name | Big Block Chevy 16.1cc Dome 4.500 Bore 4.250 stroke 6.385 rod, 10.5:1 with 118cc head (CP Bullets BBCR5306-STD) |
|---|---|
| Brands | CP Carrillo |
| Engine | Big Block Chev |
| 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 BBCR5306-STD pistons?
For the BBCR5306-STD pistons, a typical bore clearance of 0.0030" to 0.0035" is recommended. However, this can vary based on specific engine build conditions, so it's crucial to consult with your engine builder for precise measurements.
What compression ratio can I expect with the BBCR5306-STD pistons and a 118cc head?
The BBCR5306-STD pistons are designed to achieve a compression ratio of 10.5:1 when paired with a 118cc cylinder head. Ensure that your overall engine assembly, including deck height and gasket thickness, is accounted for to confirm this ratio.
Do I need to modify the piston dome for my application?
The 16.1cc dome on the BBCR5306-STD pistons is designed for optimal performance with a 118cc head. If your engine has different specifications or if you're aiming for a specific compression ratio, you may need to consider modifications. Always consult with your engine builder for tailored advice.
What is the recommended ring gap for the BBCR5306-STD pistons?
The ring gap for the BBCR5306-STD pistons should generally be set according to the intended use of the engine. A common starting point is 0.004" to 0.005" per inch of bore, but this may vary based on your specific application and operating conditions. Always verify with your engine builder.
What type of fuel should I use with the BBCR5306-STD pistons at 10.5:1 compression?
For an engine using the BBCR5306-STD pistons at a 10.5:1 compression ratio, premium unleaded fuel with an octane rating of at least 98 RON is recommended to prevent knocking. Fuel quality is critical for performance and reliability, so ensure you use high-quality fuel.
