Small Block Chevrolet 418ci Fit All 13° Dome, Bore 4.145, CH 1.062, Stroke 3.875, Rod 6.000 - Lefts & Rights (CP Pistons S2414A)
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|
Make |
Chevrolet |
|
Engine Type |
13˚ Dome 400 Chevy |
|
Part Number |
S2414A |
|
Bore (in) |
4.145 |
|
Stroke (in) |
3.875 |
|
Rod Length (in) |
6 |
|
Comp Height |
1.062 |
|
Dome / Dish Height |
0.175 |
|
Dom/Dish CC |
-4.97 |
|
Pin |
.927 x 2.750 |
|
Ring Thickness |
.043 x .043 x 3.0mm |
|
VR Depth Int/Exh |
-.315 / SP |
|
Piston Weight |
462 |
|
Gas Port |
Yes |
|
Capacity |
418 |
|
Shlef (RPO) or Made to Order (MTO) |
ROP |
Dedicated right and left forgings; Pin-fitting included at no cost; Chamfered pins and wire locks included; Accumulator and anti-detonation grooves included; Double pin oilers, force fed from oil ring; Radius valve reliefs; Balanced to +/- 1 gram; Pick lock grooves for easy lock removal; Domes may be cut to a flat top; Designed for back-cut rings; Custom skirt cam and barrel shapes; Fully CNC Machined. Notes: D – Rail Support included, G – Supplied with Wire Locks
| Product Name | Small Block Chevrolet 418ci Fit All 13° Dome, Bore 4.145, CH 1.062, Stroke 3.875, Rod 6.000 - Lefts & Rights (CP Pistons S2414A) |
|---|---|
| Brands | CP Carrillo |
| Engine | SB Chevrolet / Holden |
| 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 bore clearance for the S2414A pistons?
The recommended bore clearance for the S2414A pistons is typically between 0.0030" and 0.0040". However, it's essential to verify this with your specific engine build and ensure proper fitment based on machining tolerances.
What type of ring gaps should I use with the S2414A pistons?
Ring gaps for the S2414A pistons should be set according to the intended use of the engine. A common starting point is 0.004" per inch of bore for the top ring and slightly larger for the second ring, but always consult with your engine builder for optimal settings.
Can the dome height of the S2414A pistons be modified?
Yes, the dome height of the S2414A pistons can be cut to a flat top if desired. However, this should be done carefully to maintain balance and compression ratios, and it's advisable to consult with a professional engine builder before making modifications.
What is the significance of the gas ports in the S2414A pistons?
The gas ports in the S2414A pistons help improve ring seal and reduce blow-by by allowing combustion gases to pressurise the ring area. This feature is particularly beneficial in high-performance applications where optimal ring performance is critical.
What is the weight of the S2414A pistons and how does it affect performance?
The S2414A pistons weigh 462 grams. Lighter pistons can improve engine response and reduce rotational mass, but it's crucial to balance them with the rest of the rotating assembly to avoid vibrations and ensure reliability.
