Chevrolet BBC 454 Dome 565, Bore 4.600, CH 1.270, Stroke 4.250, Rod 6.385 (CP Pistons S5224)
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|
Make |
Chevrolet |
|
Engine Type |
BBC 454 Dome |
|
Part Number |
S5224 |
|
Bore (in) |
4.6 |
|
Stroke (in) |
4.25 |
|
Rod Length (in) |
6.385 |
|
Comp Height |
1.27 |
|
Dome / Dish Height |
0.525 |
|
Dom/Dish CC |
43 |
|
Pin |
.990 x 2.930 |
|
Ring Thickness |
1/16 x 1/16 x 3/16 in. |
|
VR Depth Int/Exh |
-.310 / .125 |
|
Piston Weight |
625 |
|
Gas Port |
No |
|
Capacity |
565 |
|
Shlef (RPO) or Made to Order (MTO) |
MTO |
NOT Suitable for nitrous oxide systems (NOS); or for supercharged or turbo; Wrist pins and pin-fitting included at no cost; Accumulator groove included; Double pin oilers, force fed from oil ring; Balanced to +/- 1 gram; Radius valve reliefs; Generous valve relief depths allow for high lift; Pick lock grooves for easy lock removal; Suitable for angle milled heads; Fully CNC machined. Notes: B – Supplied with Double Spiral Locks, D – Rail Support included, O – Made for 10.200 Block Height, P – 9.2 Deck Height, Q – Also fits 4.000 Stroke and 6.385 Rod, R – Can be used with 4.500 Stroke and 10.180 block with 6.535 Rod, S – Supplied with .150 Wall (151g) or optional .180 Wall (175g).
| Product Name | Chevrolet BBC 454 Dome 565, Bore 4.600, CH 1.270, Stroke 4.250, Rod 6.385 (CP Pistons S5224) |
|---|---|
| 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 application for the CP Pistons S5224?
The CP Pistons S5224 is designed for high-performance applications in the Big Block Chevrolet 454 engine. It is suitable for naturally aspirated setups but is not recommended for nitrous oxide systems, supercharging, or turbocharging.
What are the specific machining requirements for the S5224 pistons?
When installing the S5224 pistons, ensure that the bore clearance is set correctly according to your engine's specifications. The pistons may also require careful attention to ring gap settings, which should be determined by the engine builder based on intended use and RPM.
What is the weight of the S5224 pistons and how does it affect performance?
The S5224 pistons weigh 625 grams each. This weight is designed to provide a balance between strength and performance. Lighter pistons can improve engine response and RPM capabilities, but ensure that your rotating assembly is balanced accordingly.
Can the S5224 pistons be used with angle milled heads?
Yes, the S5224 pistons are suitable for use with angle milled heads. The generous valve relief depths allow for high lift camshafts, making them versatile for various performance setups.
What is the significance of the dome height and combustion chamber volume for the S5224?
The dome height of 0.525 inches and a combustion chamber volume of 43cc are critical for determining the compression ratio of your engine. Ensure that these specifications align with your engine's requirements to achieve optimal performance and reliability.
