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CP Bullets BBC5113-060 piston performance specifications detail

Big Block Chevy 20.00cc Dome 4.310 Bore 4.000 stroke 6.135 rod, 9.5 to 1 with 100cc Closed Chamber head (CP Bullets BBC5113-060)

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BBC5111-030 piston specifications and technical details view

Big Block Chevy 24.35cc Dome 4.280 Bore 4.000 stroke 6.135 rod, 9.5 to 1 with 118cc head (CP Bullets BBC5111-030)

Big Block Chevy 24.00cc Dome 4.280 Bore 3.760 stroke 6.135 rod, 10 to 1 with 109cc Closed Chamber head (CP Bullets BBC5114-030)

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
BBC5114-030
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Make

Chevrolet

Engine Type

Big Block

Part Number

BBC5114-030

Bore (in)

4.28

Stroke (in)

3.76

Rod Length (in)

6.135

Comp Height

1.775

Head Type

26 C.C.

Head CC

109

Dome / Dish Height

0.269

Dom/Dish CC

24

Compression Ratio

10.1

Pin

.990 x 2.750

Ring Thickness

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

VR Depth

-0.295

Cubic Inch

427

Piston Weight

702

Style

Dome

Valve Reliefs

1 VR with Slant

Gas Port

No

More Information
Product Name Big Block Chevy 24.00cc Dome 4.280 Bore 3.760 stroke 6.135 rod, 10 to 1 with 109cc Closed Chamber head (CP Bullets BBC5114-030)
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 compression ratio for the BBC5114-030 pistons with a 109cc closed chamber head?

The BBC5114-030 pistons are designed to achieve a compression ratio of approximately 10.1:1 when paired with a 109cc closed chamber head. However, actual compression may vary based on factors such as head gasket thickness and combustion chamber modifications.

What bore and stroke specifications are these pistons designed for?

The BBC5114-030 pistons are specifically designed for a bore of 4.280 inches and a stroke of 3.760 inches, making them suitable for a 427 cubic inch Big Block Chevy engine.

What type of valve reliefs do the BBC5114-030 pistons feature?

The BBC5114-030 pistons feature one valve relief with a slant design, which is intended to accommodate typical Big Block Chevy valve configurations while maintaining piston strength.

What is the weight of the BBC5114-030 pistons, and how does it affect performance?

The BBC5114-030 pistons weigh 702 grams each. While lighter pistons can improve engine response and reduce reciprocating mass, it's essential to balance them with the rest of the rotating assembly for optimal performance.

What is the recommended pin size for the BBC5114-030 pistons?

The BBC5114-030 pistons use a pin size of .990 inches by 2.750 inches. Ensure that your connecting rods are compatible with this pin size for proper fitment.

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