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CP Bullets Big Block Chevy SR20 N/A Piston Rings Assembly Detail

Big Block Chevy SR20 N/A 4.625 bore, 4.375 stroke, 6.535 rod, 1.070 CH 24.5cc dome 1mm, 1mm, 3mm rings (CP Bullets BBCSRE5325-125A)

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CP Bullets BBC5316-100 Tall Deck Piston Ring Assembly Detail

Big Block Chevy Tall Deck 13.0cc dome 4.600 Bore 4.250 stroke 6.535 rod, 10.5 to 1 with 118cc head (CP Bullets BBC5316-100)

Big Block Chevy Tall Deck 10.0cc dome 4.562 Bore 4.375 stroke 6.535 rod, 10.6 to 1 with 118cc head (CP Bullets BBC5315-062)

These Pistons are not held in stock in Australia. We ship every Friday from CP Carrillo so please allow up to 2 weeks for delivery to you.
AUD$1,572.73
SKU
BBC5315-062
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Make

Chevrolet

Engine Type

Big Block

Part Number

BBC5315-062

Bore (in)

4.562

Stroke (in)

4.375

Rod Length (in)

6.535

Comp Height

1.467

Head Type

GM/ Edel OC

Head CC

118

Dome / Dish Height

0.123

Dom/Dish CC

10.05

Compression Ratio

10.6

Pin

.990 x 2.930

Ring Thickness

1/16 x 1/16 x 3/16 in.

VR Depth

-0.32

Cubic Inch

572

Piston Weight

699

Style

Dome

Valve Reliefs

1 VR with Slant

Gas Port

No

More Information
Product Name Big Block Chevy Tall Deck 10.0cc dome 4.562 Bore 4.375 stroke 6.535 rod, 10.6 to 1 with 118cc head (CP Bullets BBC5315-062)
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 compression ratio for the BBC5315-062 pistons?

The BBC5315-062 pistons are designed to achieve a compression ratio of 10.6:1 when used with 118cc cylinder heads. Ensure that your engine's overall setup, including head gasket thickness and combustion chamber volume, is considered to maintain this ratio.

What is the ideal bore size for these pistons?

The BBC5315-062 pistons are designed for a bore size of 4.562 inches. It's crucial to ensure that your engine block is machined to this specification for optimal performance and to avoid issues with piston clearance.

What type of valve reliefs do the BBC5315-062 pistons have?

These pistons feature one valve relief with a slant design, which is suitable for Big Block Chevy applications. This design helps accommodate valve clearance while maintaining piston strength.

What is the weight of the BBC5315-062 pistons, and how does it affect performance?

The BBC5315-062 pistons weigh 699 grams each. While this weight is typical for performance applications, it's important to balance the entire rotating assembly to ensure smooth operation and reduce the risk of engine vibration.

Are there any specific machining requirements for the BBC5315-062 pistons?

Yes, the BBC5315-062 pistons may require specific bore clearances and ring gap settings as per your engine build. Always consult with your engine builder to ensure proper fitment and performance, as these factors can significantly impact reliability and power output.

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