Availability
Valve Springs, Retainers, Single Springs, Steel Retainers, Locks, Single Groove, Seals, Chevy Small Block, Kit
Part Number: SUM-174000
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Pro LS Valve Springs, Drop in, 0.600 Max Lift, Single Beehive, 1.290 in. O.D., 310 lbs./in. Spring Rate, 1.800 in. Installed Height, Set of 16
Part Number: SUM-174004
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Spring Upgrade Kit, 1.300 OD Dual Springs, Retainers/Locks, Seals, All GM LS LS1, LS2, LS3, LS7, LSA, LS9, LQ4, LQ9, L92, L76, LY6
Part Number: SME-174003
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, Retainers, Single Springs, Steel Retainers, Locks, Single Groove, Seals, Chevy Small Block, Kit
Part Number: SUM-174001
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Pro LS Valve Springs, Drop in, 0.630 Max Lift, Single Beehive, 1.3 in. O.D., 340 lbs./in. Spring Rate, 1.8 in. Installed Height, Set of 16
Part Number: SUM-174005
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
LS Dual Springs, Hyd. Roller,.650 Max Lift @ 160 Lb. seat @ 1.800 Installed, 425 Lb. @ 1.125 Open, 1.020 C.B., 1.304 Dia., 392 Rate, Like PAC 1905 .
Part Number: SUM-174010D-16
Not Yet Reviewed
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Gen. 3/4 Chevy LS Rocker Arm Trunnion Upgrade Kit, Bronze Bushing, Retrofit, Rectangle and Cathedral Port Rockers, Set of 16
Part Number: SUM-141560
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods Small Block Chevy 5/16 7.800 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends Heat-Treated, Set of 16
Part Number: SUM-14957800
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR LS1 LS2 LS3 LQ9 Pushrods 5/16 7.400 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends, Heat-Treated, Set of 16
Part Number: SUM-14957400
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods, Chevy BBC, 3/8 in., 8.280 Intake Length, 9.250 in. Exhaust Length, .135 wall Premium One-Piece, Heat-Treated, Set of 16
Part Number: SUM-149382809250
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods 5/16 8.000 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends Heat-Treated, Set of 16
Part Number: SUM-14958000
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR LS1 LS2 LS3 LQ9 11/32 7.350 Length, Premium One-Piece .120 Wall 4130 Seamless Chromoly Pushrods, 210 degree ends Heat-Treated, Set of 16
Part Number: SUM-14917350
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods Small Block Chevy 5/16 7.300 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends Heat-Treated, Set of 16
Part Number: SUM-14957300
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods Small Block Chevy 5/16 7.200 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends Heat-Treated, Set of 16
Part Number: SUM-14957200
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR LS1 LS2 LS3 LQ9 11/32 7.375 Length, Premium One-Piece .120 Wall 4130 Seamless Chromoly Pushrods, 210 degree ends Heat-Treated, Set of 16
Part Number: SUM-14917375
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods Small Block Chevy 5/16 7.850 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends Heat-Treated, Set of 16
Part Number: SUM-14957850
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR LS1 LS2 LS3 LQ9 11/32 7.425 Length, Premium One-Piece .120 Wall 4130 Seamless Chromoly Pushrods, 210 degree ends Heat-Treated, Set of 16
Part Number: SUM-14917425
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods 5/16 7.600 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends, Heat-Treated, Set of 16
Part Number: SUM-14957600
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR LS1 LS2 LS3 LQ9 Pushrods 5/16 7.350 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends, Heat-Treated, Set of 16
Part Number: SUM-14957350
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods Small Block Chevy 5/16 7.900 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends Heat-Treated, Set of 16
Part Number: SUM-14957900
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR LS1 LS2 LS3 LQ9 11/32 7.400 Length, Premium One-Piece .120 Wall 4130 Seamless Chromoly Pushrods, 210 degree ends Heat-Treated, Set of 16
Part Number: SUM-14917400
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods, Chevy BBC, 3/8 in., 7.750 Intake Length, 8.70 in. Exhaust Length, .135 wall Premium One-Piece, Heat-Treated, Set of 16
Part Number: SUM-149377508700
Not Yet Reviewed
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR LS1 LS2 LS3 LQ9 Pushrods 5/16 7.375 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends, Heat-Treated, Set of 16
Part Number: SUM-14957375
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods 5/16 6.250 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends, Heat-Treated, Set of 16
Part Number: SUM-14956250
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Summit HDR Pushrods 5/16 7.000 Length, Premium One-Piece .105 Wall 4130 Seamless Chromoly 210 degree ends, Heat-Treated, Set of 16
Part Number: SUM-14957000
Not Yet Reviewed
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
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