BH61-1075-010 Gen3 Dodge Hemi 4.065" bore, 4.080" stroke, 6.125" rod, .866" pin. '05-'11 6.1L head, -10.6cc, 10.75:1 comp (CP Bullets BH61-1075-010)
BH611-925-010 Gen3 Dodge Hemi 4.065" bore, 3.583" stroke, 6.242" rod, .927" pin. '05-'11 6.1L head, -11.9cc, 9.25:1 comp (CP Bullets BH611-925-010)
BH61-1075-025 Gen3 Dodge Hemi 4.080" bore, 4.080" stroke, 6.125" rod, .866" pin. '05-'11 6.1L head, -11.3cc, 10.75:1 comp (CP Bullets BH61-1075-025)
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|
Make |
Dodge |
|
Engine Type |
Hemi |
|
Part Number |
BH61-1075-025 |
|
Bore (in) |
4.08 |
|
Stroke (in) |
4.08 |
|
Rod Length (in) |
6.125 |
|
Comp Height |
1.1 |
|
Head Type |
6.1 Hemi |
|
Head CC |
72.5 |
|
Dome / Dish Height |
-0.096 |
|
Dom/Dish CC |
-11.3 |
|
Compression Ratio |
10.75 |
|
Pin |
.866 x 2.250 |
|
Ring Thickness |
1.5 x 1.5 x 3.0mm |
|
VR Depth |
-.160 / -.060 |
|
Cubic Inch |
427 |
|
Piston Weight |
444 |
|
Style |
Inv |
|
Valve Reliefs |
2 VR's |
|
Gas Port |
No |
| Product Name | BH61-1075-025 Gen3 Dodge Hemi 4.080" bore, 4.080" stroke, 6.125" rod, .866" pin. '05-'11 6.1L head, -11.3cc, 10.75:1 comp (CP Bullets BH61-1075-025) |
|---|---|
| Brands | CP Carrillo |
| Engine | Hemi V8 |
| Make | Dodge |
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 BH61-1075-025 pistons?
The BH61-1075-025 pistons provide a compression ratio of 10.75:1 when used with the 6.1L Hemi head. Ensure that your engine's overall setup, including head gasket thickness and combustion chamber volume, is considered to achieve this ratio.
What machining is required for the BH61-1075-025 pistons?
When installing the BH61-1075-025 pistons, ensure that the bore clearance is set correctly according to your engine's specifications. Additionally, verify that the ring gaps are tailored to your specific application, as this can impact performance and reliability.
What is the pin size for the BH61-1075-025 pistons?
The BH61-1075-025 pistons feature a pin size of .866 inches with a length of 2.250 inches. Ensure that your conrods are compatible with this pin size for proper fitment.
What is the weight of the BH61-1075-025 pistons?
Each BH61-1075-025 piston weighs 444 grams. This weight should be considered when balancing the rotating assembly to maintain optimal engine performance.
Are there any specific valve reliefs on the BH61-1075-025 pistons?
Yes, the BH61-1075-025 pistons are designed with two valve reliefs to accommodate the 6.1L Hemi engine's valve geometry. Ensure that your cylinder heads and camshaft profile are compatible to avoid any interference.
