Small Block Chevy Flat Top -7.1cc All 23 Heads 4.145 Bore,4.000 stroke, 6.000 rod 12.1 to 1 comp with a 64cc head (CP Bullets BC1110-020)
Small Block Chevy IMCA/USRA Flat Top -4.95cc All 23 Heads 4.000 Bore,3.500 stroke, 6.000 rod 10.1 to 1 comp w/a 64cc head - Lefts & Rights (CP Bullets BCRS1020-STD)
Small Block Chevy Flat Top -7.1cc All 23 Heads 4.155 Bore,4.000 stroke, 6.000 rod 12.1 to 1 comp with a 64cc head (CP Bullets BC1110-030)
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|
Make |
Chevrolet |
|
Engine Type |
Small Block |
|
Part Number |
BC1110-030 |
|
Bore (in) |
4.155 |
|
Stroke (in) |
4 |
|
Rod Length (in) |
6 |
|
Comp Height |
1 |
|
Head Type |
All 23 deg |
|
Head CC |
64 |
|
Dome / Dish Height |
FT |
|
Dom/Dish CC |
-6.9 |
|
Compression Ratio |
12 |
|
Pin |
.927 x 2.500 |
|
Ring Thickness |
1.5 x 1.5 x 3.0mm |
|
VR Depth |
-.310 / -.310 |
|
Cubic Inch |
434 |
|
Piston Weight |
396 |
|
Style |
FT |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
No |
| Product Name | Small Block Chevy Flat Top -7.1cc All 23 Heads 4.155 Bore,4.000 stroke, 6.000 rod 12.1 to 1 comp with a 64cc head (CP Bullets BC1110-030) |
|---|---|
| Brands | CP Carrillo |
| 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 BC1110-030 pistons?
The BC1110-030 pistons are designed to achieve a compression ratio of 12.1:1 when used with a 64cc cylinder head. Ensure that your engine's specifications align with this setup for optimal performance.
What are the specific machining requirements for installing the BC1110-030 pistons?
When installing the BC1110-030 pistons, ensure that the bore clearance is set correctly according to your engine's specifications. Additionally, check that the ring gaps are appropriately set for the intended application and operating conditions.
What is the weight of the BC1110-030 pistons and how does it affect performance?
The BC1110-030 pistons weigh 396 grams each. This weight can influence engine balance and performance, particularly at higher RPMs. It's important to consider the total rotating assembly weight when building your engine.
What type of valve reliefs do the BC1110-030 pistons have?
The BC1110-030 pistons feature two valve reliefs. This design is suitable for applications with standard 23-degree cylinder heads, allowing for adequate clearance for the valves during operation.
Can the BC1110-030 pistons be used with gas porting?
The BC1110-030 pistons do not come with gas ports. If you require gas porting for your application, consider discussing alternative piston options with your engine builder.
