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Advanced Clutch Technology

ACT Heavy-Duty Clutch Kits

4.54 out of 5 stars 87 Customer Reviews

ACT heavy-duty clutch kits offer a clamp load increase of 20 to 50 percent over OEM, significantly increasing torque capacity. The pedal feel with these clutches varies from stock to a moderate increase. Available for street and race applications, many are SFI-certified to ensure safety.

Showing In Stock Items. Show All 8 Items.

Results 1 - 8 of 8

ACT Heavy-Duty Clutch Kits Z66-HDG4

ACT Heavy-Duty Clutch Kits Z66-HDG4

ACT Heavy-Duty Clutch Kits Z66-HDG4

Clutch Kit, .937 in. Diameter Shaft, 22-Spline, 8.819 in. Diameter Disc, 4-Paddle, Ford, Mazda, Kit

Part Number: ACL-Z66-HDG4

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

ACT Heavy-Duty Clutch Kits Z66-HDG6

ACT Heavy-Duty Clutch Kits Z66-HDG6

ACT Heavy-Duty Clutch Kits Z66-HDG6

Clutch Kit, .937 in. Diameter Shaft, 22-Spline, 8.819 in. Diameter Disc, 6-Paddle, Ford, Mazda, Kit

Part Number: ACL-Z66-HDG6

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

ACT Heavy-Duty Clutch Kits Z66-HDR4

ACT Heavy-Duty Clutch Kits Z66-HDR4

ACT Heavy-Duty Clutch Kits Z66-HDR4

Clutch Kit, .937 in. Diameter Shaft, 22-Spline, 8.819 in. Diameter Disc, 4-Paddle, Ford, Mazda, Kit

Part Number: ACL-Z66-HDR4

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

ACT Heavy-Duty Clutch Kits Z66-HDR6

ACT Heavy-Duty Clutch Kits Z66-HDR6

ACT Heavy-Duty Clutch Kits Z66-HDR6

Clutch Kit, .937 in. Diameter Shaft, 22-Spline, 8.819 in. Diameter Disc, 6-Paddle, Ford, Mazda, Kit

Part Number: ACL-Z66-HDR6

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

ACT Heavy-Duty Clutch Kits Z66-HDSS

ACT Heavy-Duty Clutch Kits Z66-HDSS

ACT Heavy-Duty Clutch Kits Z66-HDSS

Clutch Kit, .937 in. Diameter Shaft, 22-Spline, 8.819 in. Diameter Disc, Ford, Mazda, Kit

Part Number: ACL-Z66-HDSS

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

ACT Heavy-Duty Clutch Kits Z64-HDG4

ACT Heavy-Duty Clutch Kits Z64-HDG4

ACT Heavy-Duty Clutch Kits Z64-HDG4

Clutch Kit, 1.000 in. Diameter Shaft, 23-Spline, 9.448 in. Diameter Disc, 4-Paddle, Ford, Mazda, Kit

Part Number: ACL-Z64-HDG4

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

ACT Heavy-Duty Clutch Kits Z64-HDG6

ACT Heavy-Duty Clutch Kits Z64-HDG6

ACT Heavy-Duty Clutch Kits Z64-HDG6

Clutch Kit, 1.000 in. Diameter Shaft, 23-Spline, 9.448 in. Diameter Disc, 6-Paddle, Ford, Mazda, Kit

Part Number: ACL-Z64-HDG6

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

ACT Heavy-Duty Clutch Kits Z64-HDSS

ACT Heavy-Duty Clutch Kits Z64-HDSS

ACT Heavy-Duty Clutch Kits Z64-HDSS

Clutch Kit, 1.000 in. Diameter Shaft, 23-Spline, 9.448 in. Diameter Disc, Ford, Mazda, Kit

Part Number: ACL-Z64-HDSS

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

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