JE Pistons Dome Big Bore Piston Set Kits for Harley Twin Cam 99-17
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With a history in racing dating back to 1947, JE Pistons is the industry leader in high-performance powersports forged racing pistons. JE proudly engineers, forges, and machines precision racing pistons for a wide range of powersports machines in-house in the USA.
Designed for riders looking to maximize the power and efficiency of their Harley-Davidson Twin Cam engines, these Big Bore Piston Sets provide the ultimate performance upgrade. Each piston is precision-engineered to withstand the high-stress environment of high-performance riding, ensuring increased durability and optimized power delivery across the RPM range.
Performance Features:
- Forged from premium 2618 aluminum alloy for superior strength-to-weight ratios.
- Dome head design engineered to optimize combustion and compression performance.
- Precision machined in the USA to exacting tolerances.
- Available in multiple configurations to suit various big bore engine builds and compression requirements.
General Specifications:
| Piston Head Type | Dome |
|---|---|
| Piston Material | 2618 Aluminum Alloy |
| Piston Pin Outside Diameter | 0.927 |
| Piston Pin Inside Diameter | 0.627 |
| Retainer Lock Part Number | 927-073-MW |
| Manufacturing Location | USA |
Note: Specific attributes such as bore diameter, piston volume, and compression ratio vary by variant. Please select the appropriate configuration for your specific engine application. Most sets include a high-quality ringset and necessary hardware for a complete installation.
1999-2017 Harley-Davidson Twin Cam 88"/96" Bored To 98"
| Product Title | Store SKU | MFR Part # |
|---|---|---|
| 99-17 Twin Cam 88" 96" Bored to 98" / 98 cu in 9.5:1 | DS09105936 | 324720 |
| 99-17 Twin Cam 88" 96" Bored to 98" / 98 cu in 10.5:1 | DS09105937 | 324722 |
| 99-06 Twin Cam 88" Bored to 95" / 95 cu in 10.5:1 | DS09105935 | 324716 |
| 07-17 Twin 96" 103" Bored to 107" (Excl Water Cooled) / 107 cu in 10.75:1 | DS09105927 | 317211 |
| 07-17 Twin 96" 103" Bored to 107" (Excl Water Cooled) / 107 cu in 10.25:1 | DS09105928 | 317212 |
Bulk order
| Variant | Quantity | Price | Total |
|---|---|---|---|
99-17 Twin Cam 88" 96" Bored to 98" / 98 cu in 9.5:1
DS09105936
/
324720
|
|
||
|
99-17 Twin Cam 88" 96" Bored to 98" / 98 cu in 10.5:1
DS09105937
/
324722
|
|
||
|
99-06 Twin Cam 88" Bored to 95" / 95 cu in 10.5:1
DS09105935
/
324716
|
|
||
|
07-17 Twin 96" 103" Bored to 107" (Excl Water Cooled) / 107 cu in 10.75:1
DS09105927
/
317211
|
|
||
|
07-17 Twin 96" 103" Bored to 107" (Excl Water Cooled) / 107 cu in 10.25:1
DS09105928
/
317212
|
|
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