The Bullet Piston (BLS1010-010) for LS1 and LS2 engines with a 4.010-inch bore and 4.000-inch stroke features a flat-top design with a -2.7cc crown volume, making it ideal for naturally aspirated high-performance builds targeting an approximate 11.5:1 compression ratio  

The Bullet Piston (BLS1205-005) for the LS7 engine features a 4.130-inch bore and a 4.125-inch stroke with a -4.6cc flat-top design, engineered for high-performance applications.  

Bullet Piston (BLS1203-005) Chevy LS 420, 4.130 Bore, 4.000 Stroke, 6.125 Rod, 1.115 Compression Height, -25cc Dish, Advertised Weight N/A, Set of 8 Pistons and Rings Included

Bullet Piston (BLS1204-005) Chevy LS 429, 4.130 Bore, 4.000 Stroke, 6.125 Rod, 1.115 Compression Height, -4.6cc Flat Top, Advertised Weight N/A, Set of 8 Pistons and Rings Included 

Bullet Piston (BLS1204-STD) Chevy LS 428, 4.125 Bore, 4.000 Stroke, 6.125 Rod, 1.115 Compression Height, -4.6cc Flat Top, Advertised Weight N/A, Set of 8 Pistons and Rings Included

Bullet Piston (BLS1115-005) LS Chevy 416, 4.070 Bore, 4.000 Stroke, 6.125 Rod, 1.110 Compression Height, 27.4cc Dish, Advertised Weight 421, Set of 8 Pistons and Rings Included

Bullet Piston ( BLS1115-STD) LS Chevy 415, 4.065 Bore, 4.000 Stroke, 6.125 Rod, 1.110 Compression Height, 27.4cc Dish, Advertised Weight 421, Set of 8 Pistons and Rings Included

Bullet Piston (BLS1123-STD) LS Chevy 415, 4.065 Bore, 4.000 Stroke, 6.125 Rod, 1.110 Compression Height, -2.7cc Flat Top, Advertised Weight N/A, Set of 8 Pistons and Rings Included, Naturally Aspirated

Bullet Piston (BLS1006-030) LS Chevy 408, 4.030 Bore, 4.000 Stroke, 6.125 Rod, 1.110 Compression Height, -27.5cc Dish, Advertised Weight 413, Set of 8 Pistons and Rings Included

Bullet Piston (BLS1142-030) CP Bullet LS 4.030 Bore 4.000 Stroke -2.7cc Flat Top Piston Kit BLS1142-030

Bullet Piston (BLS1126-020) LS Chevy 403, 4.020 Bore, 4.000 Stroke, 6.125 Rod, 1.110 Compression Height, -14.5cc Dish, Advertised Weight 406, Set of 8 Pistons and Rings Included

Bullet Piston (BLS1010-020) LS Chevy 403, 4.020 Bore, 4.000 Stroke, 6.125 Rod, 1.110 Compression Height, -2.7cc Flat Top, Advertised Weight 402, Set of 8 Pistons and Rings Included, Naturally Aspirated

Bullet Piston (BLS1004-010) LS Chevy 403, 4.010 Bore, 4.000 Stroke, 6.125 Rod, 1.110 Compression Height, -27.8cc Dish, Advertised Weight 406, Set of 8 Pistons and Rings Included

Bullet Piston (BLS1004-005) LS Chevy 403, 4.005 Bore, 4.000 Stroke, 6.125 Rod, 1.110 Compression Height, -27.8cc Dish, Advertised Weight 406, Set of 8 Pistons and Rings Included

Bullet Piston (BLS1010-005) LS Chevy 403, 4.005 Bore, 4.000 Stroke, 6.125 Rod, 1.110 Compression Height, -2.7cc Flat Top, Advertised Weight 402, Set of 8 Pistons and Rings Included, Naturally Aspirated

Bullet Piston (BLS1205-STD) Chevy LS 441, 4.125 Bore, 4.125 Stroke, 6.125 Rod, 1.055 Compression Height, -4.6cc Flat Top, Advertised Weight N/A, Set of 8 Pistons and Rings Included

Bullet Piston (BLS1122-015) LS 4.080 Bore 3.622 Stroke -2.7cc Flat Top N/A Piston Kit