Carrillo BLS1007-005 Bullet LS Forged Piston Kit 4.070" Bore -11.2cc Dish

The Carrillo BLS1007-005 is a high-performance forged piston and ring kit from the CP Bullet Series, engineered specifically for GM LS engines with 15-degree valve angle cylinder heads. This complete kit is designed for 4.070-inch bore, 4.000-inch stroke applications with 6.125-inch connecting rods and features a -11.2cc dish top configuration for forced induction builds.

Key Specifications:

• Bore: 4.070 inches (103.378mm)
• Stroke: 4.000 inches
• Rod Length: 6.125 inches
• Compression Height: 1.110 inches
• Crown Volume: -11.2cc dish
• Compression Ratio: 9.9:1 with 70cc heads
• Piston Weight: 443 grams
• Wrist Pin: 0.927" diameter x 2.250" length with .180 wall thickness

Performance Features:

• Forged from 2618 aluminum alloy for superior strength and durability
• Precision-balanced within ±1 gram for smooth operation
• Special skirt design reduces piston noise and friction
• Dual forced pin oilers for enhanced lubrication
• Contact reduction grooves and accumulator groove
• FEA-designed forging with forged side relief
• Suitable for nitrous oxide, supercharger, and turbocharger applications

Complete Ring Package Included:

• 1.5mm steel gas nitride top ring
• 1.5mm Napier second ring
• 3.0mm oil ring
• Chromoly wrist pins with wire locks included

Manufactured in the USA under ISO 9000 certification with rigorous quality control standards, CP-Carrillo Bullet Series pistons deliver professional-grade performance at an affordable price point. Compatible with GM LS 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L engines equipped with 15-degree heads. Upgradeable to .230 wall wrist pins for applications exceeding 700 horsepower at no additional charge.