Availability
FORD Engines & Components
Piston Set, 383C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.060 bore
Part Number: DMS-K3-3721-4060
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 400C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.125 bore
Part Number: DMS-K3-3721-4125
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 400C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.155 bore
Part Number: DMS-K3-3721-4155
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 400C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.165 bore
Part Number: DMS-K3-3721-4165
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 400C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.185 bore
Part Number: DMS-K3-3721-4185
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 408C / Boss Stroker SBF 351C K3-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.000 bore
Part Number: DMS-K3-3722-4000
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 408C / Boss Stroker SBF 351C K3-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.030 bore
Part Number: DMS-K3-3722-4030
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 408C / Boss Stroker SBF 351C K3-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.060 bore
Part Number: DMS-K3-3722-4060
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 427C / Boss Stroker SBF 351C K3-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.125 bore
Part Number: DMS-K3-3722-4125
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 427C / Boss Stroker SBF 351C K3-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.155 bore
Part Number: DMS-K3-3722-4155
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 427C / Boss Stroker SBF 351C K3-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.165 bore
Part Number: DMS-K3-3722-4165
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 427C / Boss Stroker SBF 351C K3-FX Series -18cc Dish Top Boss/Canted Piston Set. 4.185 bore
Part Number: DMS-K3-3722-4185
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 393C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.000 bore
Part Number: DMS-K3-3820-4000
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 393C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.030 bore
Part Number: DMS-K3-3820-4030
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 393C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.040 bore
Part Number: DMS-K3-3820-4040
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 393C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.060 bore
Part Number: DMS-K3-3820-4060
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 412C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.125 bore
Part Number: DMS-K3-3820-4125
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 412C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.155 bore
Part Number: DMS-K3-3820-4155
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 412C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.165 bore
Part Number: DMS-K3-3820-4165
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 412C / Boss Stroker SBF 351C K3-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.185 bore
Part Number: DMS-K3-3820-4185
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 393C / Boss Stroker SBF 351C K3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.000 bore
Part Number: DMS-K3-3821-4000
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
-4cc Flat Top SBF 20 Degree Inline Forged 2618
Part Number: DMS-K3-3250-4165
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
-4cc Flat Top SBF 20 Degree Inline Forged 2618
Part Number: DMS-K3-3250-4185
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 331 Stroker SBF 289 - 302 K3-FX Series -5cc Flat Top Inline/ Twisted Wedge Piston Set. 4.000 bore
Part Number: DMS-K3-3251-4000
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Piston Set, 331 Stroker SBF 289 - 302 K3-FX Series -5cc Flat Top Inline/ Twisted Wedge Piston Set. 4.030 bore
Part Number: DMS-K3-3251-4030
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster