Availability
Engines & Engine Parts
LS Dual Springs, Hyd. Or LLSR .750 Max Lift @ 160 Lb. seat @ 1.800 Installed, 510 Lb. @1.100 Open, 1.000 C.B., 1.324 Dia., 500 rate, Like PAC 1209X.
Part Number: SUM-174011DP-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Single, 1.212 in. Diameter, 63 lbs. Seat Pressure, Each
Part Number: MEL-VS-2239
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
SPRING SEAT,5.7/6.1HEMI .525 GUIDE INT
Part Number: CCA-4684-8
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Lifters, UltraMax Direct Lube, Mechanical Roller, Vertical Lifter Bar, 0.875 in. Diameter, 2.033 in. Seat Height, Ford, 429/460 CID, Pair
Part Number: HRS-91248-2
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Lifter, Sportsman, Mechanical Roller, Vertical Link, 0.842 in. Diameter, w/ Bushing, Seat Height 2.210 in., GEN III/IV LS, Chevy, Pair
Part Number: CCA-96956B-2
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
SPRING SEAT, 5.7/6.1 HEMI .525 GUIDE EXH
Part Number: CCA-4685-8
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
BBC 1.645 Triple Springs, .900 Max Lift @ 332 Lb. seat @ 2.100 Installed, 950 Lb. @ 1.200 Open, 1.130 C.B., 687 Rate, 183gr. Like PAC 1248
Part Number: SUM-174045T-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
2018-23 Ford Coyote V8 Valve Springs, .551 Max lift @ 80 Lb. seat @ 1.811 Installed, 214 Lb. @ 1.260 Open, 1.208 CB, 1.031 Dia., 245 Rate, PAC 1281X
Part Number: SUM-174022BP-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Single, 0.821 in. Diameter, 75 lbs. Seat Pressure, Each
Part Number: MEL-VS-2234
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Cup Adjuster Assembly 1 washer, 1 Adj Nut, 1 Adjuster Seat
Part Number: SCC-SCPADJSMR-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
2018-23 Ford Coyote V8 Valve Springs, .551 Max lift @ 80 Lb. seat @ 1.811 Installed, 214 Lb. @ 1.260 Open, 1.208 CB, 1.031 Dia., 245 Rate, PAC 1281X
Part Number: SUM-174022BP-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Lifter, Short Travel, Hydraulic Roller, 0.842 in. Diameter, Without MDS, Seat Height 3.040 in., Gen III HEMI, Chrysler, Each
Part Number: CCA-15821-1
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Lifters, Solid, Mechanical Flat Tappet, Chevy, 0.842 Dia., 1.88 Seat Height, w/Oil Hole, Set of 12
Part Number: CCA-800-12
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Lifter, Sportsman, Mechanical Roller, Vertical Link, 0.875 in. Diameter, w/ Bushing, Seat Height 2.020 in., 289-351W, Ford, Pair
Part Number: CCA-96838B-2
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valve Springs, Beehive, Retainers, Seats, Seals, Chevy, V8, Duramax, Kit
Part Number: CCA-26125BCS-KIT
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valve Springs, Single, 1.390/1.410 in. Diameter, 41-47 lbs. Seat Pressure, 1.228 in. Coil Bind Height, Each
Part Number: MEL-VS-2255
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Valve Springs, Single, 1.400/1.420 in. Diameter, 76-84 lbs. Seat Pressure, 1.330 in. Coil Bind Height, Each
Part Number: MEL-VS-820
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Lifter, Sportsman, Mechanical Roller, Vertical Link, 0.904 in. Diameter, w/ Bearing, Seat Height 1.880 in., SBC, Chevy, Set of 16
Part Number: CCA-96904-16
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
SBC or BBC 1.500 Dual Springs, Advanced S.R. .850 Max Lift @ 275 Lb. seat @ 2.050 Installed, 938 Lb. @ 1.200 Open, 1.130 C.B., 780 Rate, 144g PAC 1330
Part Number: SUM-174040DP-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Lifters, Mechanical Roller, Vertical Link Bars, 0.904 in. O.D., 1.880 in. Seat Height, Chevy, Pair
Part Number: CCA-96850CLB-2
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Lifter, Short Travel, Hydraulic Roller, Vertical Link, 0.842 in. Diameter, Seat Height 2.660 in., Viper V10, Dodge, Pair
Part Number: CCA-15111-2
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Single, 1.453 in. Diameter, 74-84 lbs. Seat Pressure, 1.309 in. Coil Bind Height, Each
Part Number: MEL-VS-230
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Conical Valve Spring Kit, Steel Retainers, Spring Seats, Valve Seals, Chevy, LS1, LS3, Kit
Part Number: CCA-7230TS1-KIT
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Lifter, Sportsman, Mechanical Roller, Vertical Link, .160 in. Right Offset, 0.842 in. Diameter, w/ Bearing, Seat Height 1.880 in., SBC, Chevy, Pair
Part Number: CCA-96818CR-2
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
LS Dual Springs, Solid Roller, .750 Max Lift @ 250 Lb. seat @ 1.800 Installed, 700 Lb. @ 1.050 Open, .985 C.B., 1.274 Dia., .600 Rate, Like PAC 1238X.
Part Number: SUM-174012DP-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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