Availability
1981 CHEVROLET K20 Camshafts & Valvetrain
Rocker Arms, Elite Series, Stud Mount, Full Roller, Stainless Steel, 1.5/1.6 Split Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Set of 16
Part Number: PQX-62350756
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Timing Chain and Gear Set, Double Roller, Billet Sprockets, Chevy SBC, Race Blocks, Rocket, Set
Part Number: CLO-9-3646TX9
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Guideplates, Raised, Hardened, 5/16 in. Pushrod Size, Chevy, Small Block, Set of 8
Part Number: PRO-66881
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Intake Valve - GMC Pass. & Truck 153, 194, 215, 230, 250, 262, 265, 267, 283, 292, 305,
Part Number: MAH-2111280
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Sportsman Steel Roller Tip, Stud Mount, Chromoly Steel, Natural, 1.6 Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Each
Part Number: PQX-0835021-01
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
VALVE TRAIN SET UP SPRING
Part Number: MEL-VTSS100
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
ROCKER ARMS, PRO SERIES ALUM, CHEV 262-400 1955-86, 1.6 x 3/8"
Part Number: PQX-6532704
Not Yet Reviewed
Estimated Ship Date: Apr 1, 2026 if ordered today
Estimated Ship Date: Apr 1, 2026 if ordered today
VALVE SPRING KIT
Part Number: MEL-VSK46672
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Valve Locks
Part Number: PIO-SS-555-HD
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
High Performance Timing Set
Part Number: CLO-9-3700BZ
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Timing Chain and Gear Set, Z-Racing Hex-A-Just, Double Roller, Billet Steel Sprockets, Chevy, 350, 5.7L, GM Race Block, Set
Part Number: CLO-9-3146BZ
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Replacement Timing Chain, True Roller, Chevy, Pontiac, 0.010 in. Reduced Center, Each
Part Number: CLO-9-131-10
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Camshaft, Hydraulic Flat Tappet, Advertised Duration 274/292, Lift .487/.501, Chevy, Small Block, Each
Part Number: CCA-12-564-4
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Timing Chain and Gear Set, Z-Racing Hex-A-Just, Double Roller, Billet Steel Sprockets, Chevy, Small Block, BBC Crank Snout, Set
Part Number: CLO-9-3100BZ
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Replacement Timing Chain, True Roller, Chevy, Pontiac, Each
Part Number: CLO-9-131
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Guideplates, PowerPlus+, Flat, Steel, Black Oxide, 3/8 in. Pushrod Size, Chevrolet, Set of 8
Part Number: PQX-1135000
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Camshaft Thrust Plate Shim Washer, Brass, AMC, Buick, Chevy, Jeep, Oldsmobile, Pontiac, Studebaker, Each
Part Number: MEL-MG221
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Timing Set
Part Number: CLO-9-3146AZ-5
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Timing Chain and Gear Set, Z-Racing Hex-A-Just, Double Roller, Billet Steel Sprockets, Chevy, 350, 5.7L, Set
Part Number: CLO-9-3146AZ
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Camshaft, Mechanical Flat Tappet, .512 in./.536 in. Lift, Chevy, Small Block, Each
Part Number: MEL-22450
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
CAMSHAFT-ENGINE
Part Number: MEL-22410
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Camshaft, Hydraulic Flat Tappet, Advertised Duration 270/278, Lift .398/.421, Chevy, Small Block, Each
Part Number: MEL-22109
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Timing Chain and Gear Set, Roller, Double Roller, Billet Steel Sprockets, Chevy, Small Block, Set
Part Number: PQX-5035021
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Timing Chain and Gear Set, -0.005 in. Length, Double Roller, Billet Steel Sprockets, Dart/GM, Rocket Block, SBC w/BBC Snout, Kit
Part Number: CLO-9-3646BTX3-5
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
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