Chevrolet BBC 454, Bore 4.530, CH 1.395, Flat Top (CP Pistons S5022)
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|
Make |
Chevrolet |
|
Engine Type |
BBC 454 |
|
Part Number |
S5022 |
|
Bore (in) |
4.53 |
|
Stroke (in) |
4 |
|
Rod Length (in) |
6.385 |
|
Comp Height |
1.395 |
|
Dome / Dish Height |
F.T |
|
Dom/Dish CC |
-3 |
|
Pin |
.990 x 2.930 |
|
Ring Thickness |
1/16 x 1/16 x 3/16 in. |
|
VR Depth Int/Exh |
-0.3 |
|
Piston Weight |
641 |
|
Gas Port |
No |
|
Capacity |
516 |
|
Shlef (RPO) or Made to Order (MTO) |
MTO |
Suitable for nitrous oxide systems (NOS); Suitable 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, Bore 4.530, CH 1.395, Flat Top (CP Pistons S5022) |
|---|---|
| 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 bore clearance for the S5022 pistons?
The recommended bore clearance for the S5022 pistons in a Big Block Chev 454 engine typically falls within the range of 0.0030" to 0.0040". However, it's crucial to consult with your engine builder to determine the exact clearance based on your specific application and tolerances.
What type of ring gaps should I use with the S5022 pistons?
For the S5022 pistons, ring gaps should be set according to the intended use of the engine. Generally, for naturally aspirated applications, a gap of around 0.0045" to 0.0050" per inch of bore is a good starting point. For forced induction or nitrous applications, consider increasing the gap to accommodate higher cylinder pressures.
Are the S5022 pistons suitable for high-performance applications?
Yes, the S5022 pistons are designed for high-performance applications, including nitrous oxide systems and forced induction setups. They feature generous valve reliefs and are fully CNC machined for precision, making them suitable for high lift camshafts and aggressive tuning.
What is the weight of the S5022 pistons and how does it affect performance?
The S5022 pistons weigh 641 grams each. While lighter pistons can improve throttle response and reduce reciprocating mass, the weight of these pistons is balanced for durability and strength in high-performance applications. Ensure your rotating assembly is balanced accordingly for optimal performance.
What modifications might be necessary when using S5022 pistons?
When using S5022 pistons, you may need to perform modifications such as honing the cylinder bores for proper clearance and ensuring the crankshaft is balanced with the full rotating assembly. Additionally, verify that your cylinder heads are compatible, particularly if angle milling has been performed.
