Big Block Chevy SR20 N/A 4.610 bore, 4.250 stroke, 6.535 rod, 1.120 CH 24.5cc dome 1mm, 1mm, 3mm rings (CP Bullets BBCSRE5326-110A)
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|
Make |
Chevrolet |
|
Engine Type |
Big Block |
|
Part Number |
BBCSRE5326-110A |
|
Bore (in) |
4.61 |
|
Stroke (in) |
4.25 |
|
Rod Length (in) |
6.535 |
|
Comp Height |
1.12 |
|
Head Type |
SR20 |
|
Head CC |
95 |
|
Dome / Dish Height |
0.45 |
|
Dom/Dish CC |
24.8 |
|
Compression Ratio |
15 |
|
Pin |
.990 x 2.750 |
|
Ring Thickness |
1.0 x 1.0 x 3.0mm |
|
VR Depth |
-.355 / -.020 |
|
Cubic Inch |
568 |
|
Piston Weight |
606 |
|
Style |
Dome |
|
Valve Reliefs |
2 VR's with Slant |
|
Gas Port |
Yes |
| Product Name | Big Block Chevy SR20 N/A 4.610 bore, 4.250 stroke, 6.535 rod, 1.120 CH 24.5cc dome 1mm, 1mm, 3mm rings (CP Bullets BBCSRE5326-110A) |
|---|---|
| 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 compression ratio for the BBCSRE5326-110A pistons?
The BBCSRE5326-110A pistons are designed for a compression ratio of 15:1, making them suitable for high-performance applications. Ensure your engine is built to handle this level of compression with appropriate fuel quality and tuning.
What are the specific machining requirements for these pistons?
When installing the BBCSRE5326-110A pistons, ensure that the bore clearance is set correctly according to your engine's specifications. Additionally, check that the ring gaps are properly set to accommodate the intended operating conditions.
What type of valve reliefs do the BBCSRE5326-110A pistons have?
The BBCSRE5326-110A pistons feature two valve reliefs with a slant design, which helps to provide clearance for the valves during operation. Ensure that your cylinder heads are compatible with this design to prevent interference.
What is the weight of the BBCSRE5326-110A pistons?
Each BBCSRE5326-110A piston weighs 606 grams. This weight should be considered when balancing the rotating assembly to maintain engine performance and reliability.
Are gas ports included in the design of the BBCSRE5326-110A pistons?
Yes, the BBCSRE5326-110A pistons come with gas ports. These ports help improve ring seal and reduce blow-by, which is beneficial for high-performance applications.
