Small Block Chevy 23° 4.125 bore, 6.00 rod, 1.00 ch -21cc dish 10.8 cr, 1mm,1mm, 2mm rings - Lefts & Rights (CP Bullets BCRE1130-STD)
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|
Make |
Chevrolet |
|
Engine Type |
Small Block |
|
Part Number |
BCRE1130-STD |
|
Bore (in) |
4.125 |
|
Stroke (in) |
4 |
|
Rod Length (in) |
6 |
|
Comp Height |
1 |
|
Head Type |
All 23 deg heads |
|
Head CC |
58 |
|
Dome / Dish Height |
-0.1195 |
|
Dom/Dish CC |
-20.6 |
|
Compression Ratio |
10.8 |
|
Pin |
.927 x 2.500 |
|
Ring Thickness |
1.0 x 1.0 x 2.0mm |
|
VR Depth |
-.310 / -.250 |
|
Cubic Inch |
428 |
|
Piston Weight |
392 |
|
Style |
Dish |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
No |
| Product Name | Small Block Chevy 23° 4.125 bore, 6.00 rod, 1.00 ch -21cc dish 10.8 cr, 1mm,1mm, 2mm rings - Lefts & Rights (CP Bullets BCRE1130-STD) |
|---|---|
| Brands | CP Carrillo |
| Engine | SB Chevrolet / Holden |
| 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 BCRE1130-STD pistons?
For the BCRE1130-STD pistons, a typical bore clearance of 0.0030" to 0.0035" is recommended. However, final clearance should be determined based on the specific application, operating conditions, and the builder's preferences.
What compression ratio can I expect with the BCRE1130-STD pistons?
The BCRE1130-STD pistons provide a compression ratio of 10.8:1 when used with 58cc cylinder heads. Keep in mind that actual compression may vary based on head gasket thickness and other factors.
What type of rings are included with the BCRE1130-STD pistons?
The BCRE1130-STD pistons come with a ring set featuring 1.0mm top and second rings, and a 2.0mm oil ring. Ensure that the ring gaps are set appropriately for your specific application.
Do I need to machine the pistons for my application?
Depending on your engine's specifications and the condition of the cylinder bores, you may need to perform some machining, such as honing, to achieve the correct fit and clearance for the BCRE1130-STD pistons.
What is the weight of the BCRE1130-STD pistons, and how does it affect performance?
The BCRE1130-STD pistons weigh 392 grams each. While lighter pistons can improve throttle response and reduce reciprocating mass, it's essential to balance them with the rest of the rotating assembly for optimal performance.
