Chevy LS2 Dish -8cc All std 15 deg/ L92 4.005 bore, 3.900 stroke, 1.160 CH, 6.125 rod 10.5 to 1 Comp with 68cc head 30psi 1500hp (CP Bullets BLS1034-005)
Chevy LS2 Dish -8cc All std 15 deg/ L92 4.010 bore, 4.000 stroke, 6.125 rod 10.5 to 1 Comp with 68cc head 30psi 1500hp (CP Bullets BLS1117-010)
Chevy LS2 Dish -8cc All std 15 deg/ L92 4.005 bore, 4.000 stroke, 6.125 rod 10.5 to 1 Comp with 68cc head 30psi 1500hp (CP Bullets BLS1117-005)
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|
Make |
Chevrolet |
|
Engine Type |
LS Series |
|
Part Number |
BLS1117-005 |
|
Bore (in) |
4.005 |
|
Stroke (in) |
4 |
|
Rod Length (in) |
6.125 |
|
Comp Height |
1.11 |
|
Head Type |
Std 15 deg/ L92 |
|
Head CC |
68 |
|
Dome / Dish Height |
0.04 |
|
Dom/Dish CC |
-8 |
|
Compression Ratio |
10.5 |
|
Pin |
.927 x 2.250 |
|
Ring Thickness |
1.5 x 1.5 x 3.0mm |
|
VR Depth |
-.200 / SP |
|
Cubic Inch |
403 |
|
Piston Weight |
442 |
|
Style |
Dish |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
No |
| Product Name | Chevy LS2 Dish -8cc All std 15 deg/ L92 4.005 bore, 4.000 stroke, 6.125 rod 10.5 to 1 Comp with 68cc head 30psi 1500hp (CP Bullets BLS1117-005) |
|---|---|
| Brands | CP Carrillo |
| Engine | GM / LS |
| Make | Chevrolet, GM, Holden, LS Chev |
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 BLS1117-005 pistons?
The BLS1117-005 pistons are designed for a compression ratio of 10.5:1 when used with a 68cc head. Ensure your engine's setup matches these specifications for optimal performance.
What are the specific machining requirements for the BLS1117-005 pistons?
When installing the BLS1117-005 pistons, ensure proper bore clearance is set according to your engine's specifications. Additionally, check that the ring gaps are appropriately sized, as these factors are critical for performance and reliability.
What is the maximum power level these pistons can handle?
The BLS1117-005 pistons are suitable for applications up to approximately 1500hp with 30psi of boost. However, actual performance will depend on factors such as tuning, fuel quality, and overall engine assembly.
Are there any specific installation tips for the BLS1117-005 pistons?
When installing the BLS1117-005 pistons, ensure the valve reliefs are aligned correctly with the cylinder head. Additionally, verify that the piston pin fitment is within the manufacturer's specifications to avoid clearance issues.
What is the weight of the BLS1117-005 pistons, and how does it affect engine performance?
The BLS1117-005 pistons weigh 442 grams each. Lighter pistons can improve engine response and reduce inertia, but ensure that your engine's rotating assembly is balanced to maintain reliability at high RPM.
