Availability
Lifters/Trays/Bolts, Hydraulic Roller, Chevy, LS Gen. 3 and 4, Gen. 5 LT, Kit
Part Number: SUM-HTLSKIT3
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainer, 377 lbs./in. Spring Rate, Factory Valve Guides, Kit
Part Number: BTC-SK007-0560BB
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainer, 377 lbs./in. Spring Rate, Gen V LT4, Kit
Part Number: BTC-SK008-BB
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Conical, 165 lbs. @ 1.875 in., 400 lbs. @ 1.225 in., 0.650 in. Max Lift, LT1/L86, Set of 16
Part Number: BTC-SK013
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainer, 377 lbs./in. Spring Rate, Bronze Valve Guides, Kit
Part Number: BTC-SK007-6560BB
Not Yet Reviewed
Estimated Ship Date: Dec 26, 2025 if ordered today
Estimated Ship Date: Dec 26, 2025 if ordered today
Lifter Valley Plates, Gen V AFM Delete & Valley Tray Kit
Part Number: PGP-PRP-4561
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Valve Springs, Conical, 160 lbs. @ 1.875 in., 395 lbs. @ 1.225 in., 0.650 in. Max Lift, LT4, Kit
Part Number: BTC-SK014
Not Yet Reviewed
Estimated Ship Date: Dec 26, 2025 if ordered today
Estimated Ship Date: Dec 26, 2025 if ordered today
Valve Spring, Black Label, Beehive, Dual Spring, 0.660 in. Valve Lift, 1.310 in. Valve Spring OD, Titanium Retainers, Chevy, Kit
Part Number: MML-VSLSX100131
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Springs, 1400 Series, Single, 1.307 in. Outside Diameter, 362 lb/in., 0.885 in Inside Diameter, Set of 16
Part Number: RSC-PAC-1423-16
Estimated Ship Date: Feb 3, 2026 if ordered today
Estimated Ship Date: Feb 3, 2026 if ordered today
Lifters, Evolution Series Hydraulic Roller Lifters, 0.842 in. O.D., 2.660 in. Lifter Seat Height, Chevrolet, Small Block, Set of 12
Part Number: CCA-85001-12
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Valves, VALVE-L83 5.3L E/D 1.560
Part Number: MAN-12363-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Spring, Factory Mast, Beehive, Dual Spring, 0.660 in. Valve Lift, 1.310 in. Valve Spring OD, Titanium Retainers, Chevy, Kit
Part Number: MML-VSLTX100170
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
Valve Spring, Factory Mast, Beehive, Dual Spring, 0.725 in. Valve Lift, 1.310 in. Valve Spring OD, Titanium Retainers, Chevy, Kit
Part Number: MML-VSLTX100171
Not Yet Reviewed
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
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