The pistons from Diamond Pistons are suitable for use on the street as well as at the drag strip. Domestic engines with high-compression, forced induction, or nitrous-fed engines are designed and tested for high-stresses. These forged aluminium pistons are precisely built for your engine to produce the performance you need, and they are engineered with lifespan, reliability, and strength in mind.

Product Specifications Details
Item Number 11121-8
Engine Make Chevrolet
Bore 4.030
Stroke 3.750
Rod 5.700
Comp Height 1.425
Weight 436
Pin .927 x 2.500
CC -4.0cc
Comp Ratio 11.1
Cylinder Head Chamber CC 64
Ring Thickness 1/16 x 1/16 x 3/16
VP Intake Depth 0.295
VP Exhaust Depth 0.200
Cylinders 8
Barcode ID 686162201815
Class DIA-A-PSSK
Product Relations Details
Product Line Small Block Chevy Flat Top
Pins Included Y
Pin Part# G9272500155
Rings Included Y
Ring Part# 09024030
Rails Included N
Support Rail Part# N/A
Locks Included Y
Lock Ring Part# 015103-16
Country of Origin USA

More From This Category

KB Piston, 4 in. Bore, For Ford V8 351C, Rod 5.778, Solid Dome -8cc 1V, .040 Oversized, w/ Rings, Each

KB Piston, 4 in. Bore, For Ford V8 351C, Rod 5.778, Solid Dome -8cc 1V, .040 Oversized, w/ Rings, Each

$1,132.16

ICON Piston, 3.736 in. Bore, 1/16, 1/16, 3/16 in. Ring Grooves, For Chevrolet 305 Rod 6.000 Flat Top +3.2cc 2V, .030 Oversized, w/ Rings, Each

ICON Piston, 3.736 in. Bore, 1/16, 1/16, 3/16 in. Ring Grooves, For Chevrolet 305 Rod 6.000 Flat Top +3.2cc 2V, .030 Oversized, w/ Rings, Each

$1,902.56

MANLEY Piston, 1.115 in. Compression Distance, 4.070 in. Bore Size, -29cc Dish, For Chevrolet LS, Each

MANLEY Piston, 1.115 in. Compression Distance, 4.070 in. Bore Size, -29cc Dish, For Chevrolet LS, Each

$236.53

KB Piston, 4 in. Bore, For Chrysler 408 Rod 6.123 Step Dish +23.5cc 2V, .040 Oversized, w/ Rings, Each

KB Piston, 4 in. Bore, For Chrysler 408 Rod 6.123 Step Dish +23.5cc 2V, .040 Oversized, w/ Rings, Each

$1,065.15

ICON Piston, 4 in. Bore, 1/16, 1/16, 3/16 in. Ring Grooves, For Chevrolet 350 Rod 6.000 Flat Top +4.9cc 2V, .030 Oversized, w/ Rings, Each

ICON Piston, 4 in. Bore, 1/16, 1/16, 3/16 in. Ring Grooves, For Chevrolet 350 Rod 6.000 Flat Top +4.9cc 2V, .030 Oversized, w/ Rings, Each

$1,675.36

MANLEY Piston, 1.125 in. Compression Distance, 4.040 in. Bore Size, Flat Top, Right, For Chevrolet SB, Each

MANLEY Piston, 1.125 in. Compression Distance, 4.040 in. Bore Size, Flat Top, Right, For Chevrolet SB, Each

$206.91