Free Shipping on Piston Orders Over $500.00! Online Purchases Only. Limited Time Offer. Continental U.S. Only.

Hemi text

Small Block Mopar Hemi Gen III

STEP 1: Choose Cyl Bore Size Show all STEP 1: Choose Cyl Bore Size
STEP 2: Piston Series Show all STEP 2: Piston Series
STEP 3: Connecting Rod Length Show all STEP 3: Connecting Rod Length
STEP 4: Piston Pin Diameter Show all STEP 4: Piston Pin Diameter
STEP 5: Cylinder Head Type Show all STEP 5: Cylinder Head Type
STEP 6: Top - Comp. Ratio Show all STEP 6: Top - Comp. Ratio
Compression Height Show all Compression Height
Crankshaft Stroke Show all Crankshaft Stroke
6723-3927 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.927 inch bore Pin Dia.: 0.945 6723-3927 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.927 inch bore Pin Dia.: 0.945
from $749.95
from $749.95
347 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .945", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-9.37, 74cc-8.57, 85cc-7.78 *
Choose Options
6723-3917 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.917 inch bore Pin Dia.: 0.945 6723-3917 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.917 inch bore Pin Dia.: 0.945
from $749.95
from $749.95
345 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .945", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-9.33, 74cc-8.53, 85cc-7.74 *
Choose Options
6720-3957 5.7 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 3.957 inch bore Pin Dia.: 0.945 6720-3957 5.7 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 3.957 inch bore Pin Dia.: 0.945
from $749.95
from $749.95
352 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -1.5cc Flat Top , PIN: .945", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-10.61, 74cc-9.58, 85cc-8.59 *
Choose Options
6720-3947 5.7 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 3.947 inch bore Pin Dia.: 0.945 6720-3947 5.7 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 3.947 inch bore Pin Dia.: 0.945
from $749.95
from $749.95
350 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -1.5cc Flat Top , PIN: .945", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-10.55, 74cc-9.53, 85cc-8.54 *
Choose Options
6720-3937 5.7 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 3.937 inch bore Pin Dia.: 0.945 6720-3937 5.7 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 3.937 inch bore Pin Dia.: 0.945
from $749.95
from $749.95
348 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -1.5cc Flat Top , PIN: .945", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-10.5, 74cc-9.5, 85cc-8.5 *
Choose Options
6720-3927 5.7 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 3.927 inch bore Pin Dia.: 0.945 6720-3927 5.7 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 3.927 inch bore Pin Dia.: 0.945
from $749.95
from $749.95
347 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -1.5cc Flat Top , PIN: .945", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-10.49, 74cc-9.47, 85cc-8.49 *
Choose Options
6720-3917 5.7 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 3.917 inch bore Pin Dia.: 0.945 6720-3917 5.7 Small Block Mopar Hemi Gen III FX Series -1.5cc Flat Top Gen III Hemi Forged Piston Set 3.917 inch bore Pin Dia.: 0.945
from $749.95
from $749.95
345 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -1.5cc Flat Top , PIN: .945", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-10.44, 74cc-9.42, 85cc-8.45 *
Choose Options
6713-3957 5.7 Stroker Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.957 inch bore Pin Dia.: 0.927 6713-3957 5.7 Stroker Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.957 inch bore Pin Dia.: 0.927
from $749.95
from $749.95
373 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .927", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.795", ROD: 6.125, Approx Comp Ratio: 65cc-9.98, 74cc-9.12, 85cc-8.27 *
Choose Options
6713-3957 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.957 inch bore Pin Dia.: 0.927 6713-3957 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.957 inch bore Pin Dia.: 0.927
from $749.95
from $749.95
352 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .927", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-9.48, 74cc-8.67, 85cc-7.86 *
Choose Options
6713-3947 5.7 Stroker Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.947 inch bore Pin Dia.: 0.927 6713-3947 5.7 Stroker Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.947 inch bore Pin Dia.: 0.927
from $749.95
from $749.95
371 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .927", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.795", ROD: 6.125, Approx Comp Ratio: 65cc-9.94, 74cc-9.08, 85cc-8.23 *
Choose Options
6713-3947 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.947 inch bore Pin Dia.: 0.927 6713-3947 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.947 inch bore Pin Dia.: 0.927
from $749.95
from $749.95
350 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .927", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-9.43, 74cc-8.62, 85cc-7.83 *
Choose Options
6713-3937 5.7 Stroker Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.937 inch bore Pin Dia.: 0.927 6713-3937 5.7 Stroker Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.937 inch bore Pin Dia.: 0.927
from $749.95
from $749.95
370 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .927", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.795", ROD: 6.125, Approx Comp Ratio: 65cc-9.91, 74cc-9.07, 85cc-8.22 *
Choose Options
6713-3937 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.937 inch bore Pin Dia.: 0.927 6713-3937 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.937 inch bore Pin Dia.: 0.927
from $749.95
from $749.95
348 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .927", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-9.38, 74cc-8.59, 85cc-7.79 *
Choose Options
6713-3927 5.7 Stroker Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.927 inch bore Pin Dia.: 0.927 6713-3927 5.7 Stroker Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.927 inch bore Pin Dia.: 0.927
from $749.95
from $749.95
368 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .927", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.795", ROD: 6.125, Approx Comp Ratio: 65cc-9.88, 74cc-9.03, 85cc-8.19 *
Choose Options
6713-3927 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.927 inch bore Pin Dia.: 0.927 6713-3927 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.927 inch bore Pin Dia.: 0.927
from $749.95
from $749.95
347 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .927", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-9.37, 74cc-8.57, 85cc-7.78 *
Choose Options
6713-3917 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.917 inch bore Pin Dia.: 0.927 6713-3917 5.7 Small Block Mopar Hemi Gen III FX Series -12cc Dish Top Gen III Hemi Forged Piston Set 3.917 inch bore Pin Dia.: 0.927
from $749.95
from $749.95
345 Small Block Mopar Hemi Gen III, FX, Comp Height: 1.21, -12cc Dish Top, PIN: .927", Full-Floating or Press Fit, Ring Groove: 1.2/1.2/3MM, Stroke: 3.578", ROD: 6.243, Approx Comp Ratio: 65cc-9.33, 74cc-8.53, 85cc-7.74 *
Choose Options