Chevrolet SBC 350 - Flat Top, 2.020/1.600 valve milled head 359, Bore 4.045, CH 1.125, Stroke 3.500, Rod 6.125 (CP Pistons S1224)
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|
Make |
Chevrolet |
|
Engine Type |
SBC 350 - Flat Top, 2.020/1.600 valve milled head |
|
Part Number |
S1224 |
|
Bore (in) |
4.045 |
|
Stroke (in) |
3.5 |
|
Rod Length (in) |
6.125 |
|
Comp Height |
1.125 |
|
Dome / Dish Height |
F.T |
|
Dom/Dish CC |
-5 |
|
Pin |
.927 x 2.500 |
|
Ring Thickness |
.043 x .043 x 3.0mm |
|
VR Depth Int/Exh |
-.335 / SP |
|
Piston Weight |
369 |
|
Gas Port |
Yes |
|
Capacity |
360 |
|
Shlef (RPO) or Made to Order (MTO) |
MTO |
Stronger forging designed for 500 CFM two and four barrel applications; with dedicated right and left hand forgings; Suitable for angle milled heads; Accumulator grooves included as well as wrist pins and pin fitting at no cost; Double pin oilers; force fed from oil ring; Fully CNC machined. Notes: B - Supplied with Double Spiral Locks, C - .10 Deck Clearance with 3.480 Stroke, D - Rail Support included, E - Can be used with 3.750 Stroke & 6.000 Rod.
| Product Name | Chevrolet SBC 350 - Flat Top, 2.020/1.600 valve milled head 359, Bore 4.045, CH 1.125, Stroke 3.500, Rod 6.125 (CP Pistons S1224) |
|---|---|
| Brands | CP Carrillo |
| Engine | 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 S1224?
The CP Pistons S1224 is designed for Chevrolet SBC 350 engines, specifically for applications requiring flat top pistons with 500 CFM two and four barrel setups. They are suitable for high-performance builds, especially when using angle milled heads.
What machining considerations should I keep in mind for the S1224 pistons?
When using the S1224 pistons, ensure that the bore clearance is set correctly, typically around 0.0030” to 0.0040” depending on your application. Additionally, verify that the ring gaps are tailored to your engine's specific RPM and boost levels for optimal performance.
Can the S1224 pistons be used with different stroke lengths?
Yes, the S1224 pistons can be used with a 3.750” stroke and a 6.000” rod. However, ensure that the deck clearance is accounted for, as these pistons are supplied with a .10” deck clearance when used with a 3.480” stroke.
What is the weight of the CP Pistons S1224, and how does it affect performance?
The CP Pistons S1224 weighs 369 grams. This weight can influence engine balance and performance, particularly in high RPM applications. It's crucial to balance the entire rotating assembly to ensure smooth operation and reliability.
What features do the S1224 pistons have that enhance performance?
The S1224 pistons feature stronger forgings, double pin oilers for improved lubrication, and accumulator grooves. These enhancements are designed to support high-performance applications and ensure durability under increased loads.
