Availability
Top End Kits
Head Combo, GenX® Top-End, 515 HP/460 ft.-lbs. Torque, Chevy, Small Block, LS1, Kit
Part Number: TFS-K306-515-460
Top End Engine Kit, Power Package, Intake, Heads, Cam, Timing Chain, Head Bolts, 409W BBC, 451 HP-474 TQ, Kit
Part Number: EDL-2039
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Top End Engine Kit, IK Series, Cylinder Heads, Hydraulic Roller, Intake Manifold, Vale Springs, Gaskets, Hardware, Chevy, 350,
Part Number: BRO-9991029
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Top End Engine Kit, IK Series, Cylinder Heads, Hydraulic Roller, Intake Manifold, Vale Springs, Gaskets, Hardware, Chevy, 400,
Part Number: BRO-9991030
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Head Combo, GenX® Top-End, 485 hp/460 ft.-lbs. Torque, Chevy, Small Block, LS1, Kit
Part Number: TFS-K306-485-460
Not Yet Reviewed
Head Combo, GenX® Top-End, 500 HP/460 ft.-lbs. Torque, Chevy, Small Block, LS1, Kit
Part Number: TFS-K306-500-460
Not Yet Reviewed
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