CP Bullet LS Pistons 4.100" Stroke (15° Heads)
Part#: BLS1120-015 / Bore: 4.080 / Stroke: 4.100 / Rod: 6.125 / Comp Height: 1.060 / C/R: 10.8:1 / No Pin Upgrade
$1,645.00
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CP Bullet LS Pistons 4.100" Stroke (15° Heads)
$1,645.00
CP Bullet Series Pistons
Try our new LS Piston Finder to help select the right piston. Click here
Suit Chevrolet LS 4.100" Stroke (15°Heads)
| Part Number | Bore | Stroke | Rod | Comp Height | Head Type | Head CC | Dome Height | Dish / Dome | C/R | Pin Dia | VR Depths | Weight | Type | VR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BLS1120-015 | 4.080 | 4.100 | 6.125 | 1.060 | Std 15 deg/ L92 | 64.0 | .0825 | -13.4cc | 10.8:1 | .927 x 2.250 | .200 / SP | 425 | Dish | 2 VR's |
| BLS1134-125 | 4.125 | 4.100 | 6.125 | 1.065 | Std 15 deg/ L92 | 68.0 | -.175 | -30cc | 9.1:1 | .927 x 2.250 | .265 / SP | 440 | Dish | 2 VR's |
Features Included:
- Pistons manufactured from 2618 alloy for strength and durability
- Balanced to + or – 1 gram
- Dual forced pin oilers
- Contact reduction grooves
- Accumulator Grooves
- Contemporary ring set included (Comes standard with 1.5mm x 1.5mm x 3.0mm ring pack that consists of High-grade Steel Gas Nitrided barrel faced tops with Taper Hook Groove Napier second rings and a 3-piece soft nitrided rail flex vent oils, specially designed for severe duty applications such as nitrous blowers and turbo engines.)
- Forged side relief
- Chromoly wrist pins with wire locks
- FEA designed forging
- Tight tolerances
- USA made
Available options
- Piston Options: Part#: BLS1120-015 / Bore: 4.080 / Stroke: 4.100 / Rod: 6.125 / Comp Height: 1.060 / C/R: 10.8:1; Part#: BLS1134-125 / Bore: 4.125 / Stroke: 4.100 / Rod: 6.125 / Comp Height: 1.065 / C/R: 9.1:1
- Pin Upgrades: No Pin Upgrade; 0.200" 9310 Pins; 0.240" 9310 Pins
Engine build fitment
Chev LS (15° Heads)|GM / LS. Match the selected dimensions, engine generation and rotating assembly specification before machining or assembly.
Installation and BBT workshop support
Confirm finished bore size, piston-to-wall clearance, compression height, pin specification, ring gaps and valve clearance against the supplied piston documentation.
Built by Boost & Tune is an authorised Spool Imports dealer and can assist with component selection, engine assembly and tuning requirements for your build.