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![1001564 AutoTec II Forged Dish Piston Set for Mopar Gen III Hemi 6.1L Engines [4.055 in. Bore]](https://www.jegs.com/images/mini_750/600/613/613-1001564.jpg)
Vehicle Info NeededRACETEC PISTONSPART NUMBER: 613-1001564
1001564 AutoTec II Forged Dish Piston Set for Mopar Gen III Hemi 6.1L Engines [4.055 in. Bore]
$87930$977.00You Save$97.70
Ships on 10/12/2026
Lowest Price GuaranteeAutoTec II Forged Piston SetMopar Gen III Hemi 6.1L 4.055 in. Bore Forged 2618 Aluminum 3.795 in. Stroke 6.125 in. Rod Length 1.230 in. Compression Height -11.8 cc Crown Volume 1.2 x 1.2 x 3.0 mm Ring Grooves Set of 8
RaceTec 1001564 AutoTec II Dish Piston Set Specs:
- Engine Family: Mopar Gen III Hemi 6.1L
- Displacement Reference: 392 cu. in. (6.4L)
- Bore: 4.055 in.
- Stroke: 3.795 in.
- Rod Length: 6.125 in.
- Compression Height: 1.230 in.
- Crown Volume: -11.8 cc
- Piston Style: Dish
- Alloy: 2618
- Wrist Pin Diameter: 0.927 in.
- Ring Grooves: 1.2 mm Top, 1.2 mm Second, 3.0 mm Oil
RaceTec 1001564 AutoTec II Dish Piston Set Notes:
- Compression Ratios:
- 10.5 @ w/65 cc Heads
- 9.5 @ w/74 cc Heads
- 8.5 @ w/85 cc Heads
Part TypePiston
BrandRACETEC PISTONS
Package Height6.0
Package Width12.0
Package Length12.0
Weight12.0 PG
Part CategoryPerformance Parts
Pin Lock Rings IncludedYes
Compression Height (In)1.23
Bore (In)4.055
Wrist Pin StylePress or Full Floating
QuantitySet of 8
Piston Head Volume-11.8
Engine Make/SizeMopar Gen III Hemi
Piston StyleDish
Compression Ratio65cc-10.5, 74cc-9.5, 85cc-8.5
Ring Thickness1.2 x 1.2 x 3.0 mm
Piston Material2618
Pin Diameter (In)0.927
Part FitmentSemi Universal
Wrist Pin IncludedYes
Snap Rings IncludedYes
Vendor Part Number1001564
Package Qty1
Package TypeEA
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