Small Block Chevrolet 419.3ci Fit All 13° Dome, Bore 4.150, CH 1.062, Stroke 3.875, Rod 6.000 - Lefts & Rights (CP Pistons S2417A)
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|
Make |
Chevrolet |
|
Engine Type |
13˚ Dome 400 Chevy |
|
Part Number |
S2417A |
|
Bore (in) |
4.15 |
|
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 |
461 |
|
Gas Port |
Yes |
|
Capacity |
419 |
|
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 419.3ci Fit All 13° Dome, Bore 4.150, CH 1.062, Stroke 3.875, Rod 6.000 - Lefts & Rights (CP Pistons S2417A) |
|---|---|
| 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 S2417A pistons?
For the S2417A pistons, a typical bore clearance of 0.0030" to 0.0035" is recommended. However, it's crucial to verify this based on your specific engine build and application.
What type of ring gaps should I use with these pistons?
For the S2417A pistons, the ring gaps should generally 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 your engine builder for specific recommendations.
Can I modify the dome height of the S2417A pistons?
Yes, the domes of the S2417A pistons can be cut to a flat top if desired. This modification should be done carefully to maintain balance and integrity, and it's advisable to consult with a professional machinist.
What is the weight of the S2417A pistons and how does it affect performance?
The S2417A pistons weigh 461 grams each. While lighter pistons can improve throttle response and reduce reciprocating mass, ensure that your engine's rotating assembly is balanced accordingly to maintain reliability.
Are the S2417A pistons suitable for high boost applications?
The S2417A pistons are designed for performance applications and can handle moderate boost levels. However, the reliability at high boost will depend on proper tuning, fuel quality, and overall engine assembly. Always consult with your engine builder for specific limits.
