1999 Parts and Accessories

Engine Oil Dipstick, GM LS Retrofit, Plastic Handle, Yellow, Steel Tube, Black Powdercoated, Chevy, Small Block, Each

Part Number: HLY-302-15

2.29 out of 5 stars ( 35 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Harness Adaptors, Holley EFI, LS3 MAP Sensor Adapter, Plug-and-Play, Pre-Terminated, Adapts to LS1/LS2 Engine, Chevy, 5.7L, 6.0L, Each

Part Number: HLY-558-416

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Lug Nuts, Conical Seat, Bulge, 14mm x 1.50 RH, Closed End, Locking, Chrome Plated Steel, Set of 4

Part Number: MCG-24210

4.71 out of 5 stars ( 21 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Spark Plugs, Shorty, Tapered Seat, 14mm Thread, .460 in. Reach, Projected, Resistor, Set of 8

Part Number: ACC-8198

4.82 out of 5 stars ( 28 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Water Neck, Aluminum, Chrome Plated, O-Ring, 45 Degree, Chevy, Big/Small Block, Each

Part Number: MRG-2661

4.5 out of 5 stars ( 36 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Transmission Bracket, Steel, Natural, Chevy TH400/TH350/TH250/200-4R/700R4/TH350C, Kit

Part Number: BMM-35498

4.83 out of 5 stars ( 60 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Water Neck, Aluminum, Black Anodized, Swivel, 60 Degree, Chevrolet, LS, Each

Part Number: MRG-2670BK

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Motor Mounts and Inserts, Blackheart Engine Mount Inserts, Insert Style, Bolt-in, Polyurethane, Black, Buick, Cadillac, Chevy, GMC, Oldsmobile, Each

Part Number: HOK-71221014HKR

4.77 out of 5 stars ( 13 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Lug Nuts, Conical Seat, Bulge, 12mm x 1.50 RH, Closed End, Locking, Chrome Plated Steel, Set of 4

Part Number: MCG-24137

4.74 out of 5 stars ( 19 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Thermostat, 180 Degree, High-Flow, Copper/Brass, GM, LS, Each

Part Number: MRG-6368

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Thermostat, 160 Degree, High-Flow, Copper/Brass, Chevy, LS, Each

Part Number: MRG-6367

4.19 out of 5 stars ( 16 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Spark Plug, Double Platinum, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: ACC-P526S

4.46 out of 5 stars ( 28 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Spark Plug, Shorty, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Set of 4

Part Number: ACC-0574S-4

4.56 out of 5 stars ( 25 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Transmission Mount, Black, Polyurethane, GM, Jeep, Each

Part Number: HOK-71223029HKR

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Exhaust Gaskets, Header, Ultra-Seal, Steel Core Laminate, Square Port, Chevy, Small Block, Pair

Part Number: MRG-5901

4.84 out of 5 stars ( 19 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Transmission Bracket, Steel, Natural, Chevy, 4L60E, 4L65E, 4L80E, 4L85E, Each

Part Number: BMM-75498

4.47 out of 5 stars ( 17 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Gaskets, Plenum O-Ring Cord, 4.5 ft. Long, 3/32 in. Diameter, Hi-Ram, Chevy, LS, Each

Part Number: HLY-508-21

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Engine Mount Cage, Clamshell, Chevrolet, Pontiac

Part Number: HOK-71221018HKR

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Thermostat Housing, Aluminum, Natural, Gasket Seal, Ford, 289,.302, Each

Part Number: SDK-C5OE-8592-A

4.3 out of 5 stars ( 54 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Lug Nuts, Conical Seat, Standard, 14mm x 1.50 RH, Closed End, Locking, Chrome Plated Steel, Set of 4

Part Number: MCG-24215

4.11 out of 5 stars ( 19 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Flexplate Bolts, 7/16 in.- 20 RH, .680 in. Length, Chevy, Big, Small Block V8, 4.3L V6, Set of 6

Part Number: MRG-6710

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Spark Plugs, Performance Plug, Gasket Seat, 14mm Thread .750 in. Reach, Projected, Resistor, Set of 4

Part Number: ACC-0786-4

4.63 out of 5 stars ( 19 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Exhaust Gaskets, Header, Ultra-Seal, Stock Port, Ford, Small Block, Pair

Part Number: MRG-5930

4.86 out of 5 stars ( 14 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Exhaust Gaskets, Header, Soft Aluminum, Large Round Port, Chevy, Small Block, Pair

Part Number: MRG-7402G

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Water Neck, Steel, Chrome Plated, O-Ring, 45 Degree, Ford, 260-302/351W, Each

Part Number: MRG-2662

3.96 out of 5 stars ( 27 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air