Shop amc 258 performance upgrades

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$364.99
AMC Inline 6-Cylinder 258, 232 Hedman Street Headers - Long Tube, CJ5, CJ6, CJ7, L6 | Hedman Hedders 99600
Summit Racing
Free shipping
$364.99
AMC Inline 6-Cylinder 258, 232 Hedman Street Headers - Long Tube, CJ5, CJ6, CJ7, L6 | Hedman Hedders 99600
Summit Racing
Free shipping
$562.99
AMC Inline 6-Cylinder 4.2L/258, 3.8L/232, 3.3L/199 Offenhauser 360 Degree Single-Quad Dual-Port Intake Manifolds | Offenhauser 5999DP
Summit Racing
Free shipping
$562.99
AMC Inline 6-Cylinder 4.2L/258, 3.8L/232, 3.3L/199 Offenhauser 360 Degree Single-Quad Dual-Port Intake Manifolds | Offenhauser 5999DP
Summit Racing
Free shipping
$417.95
AMC, Jeep L6 COMP Cams Xtreme Energy 4X4 Cam And Lifter Kits - Duration 250/258, Lift .462/.485 | SK68-231-4
Summit Racing
Free shipping
$417.95
AMC, Jeep L6 COMP Cams Xtreme Energy 4X4 Cam And Lifter Kits - Duration 250/258, Lift .462/.485 | SK68-231-4
Summit Racing
Free shipping
$239.99
AMC Inline L6 3.8L/232, 4.2L/258 Proform Street/Strip HEI Distributors | Proform Parts 67186
Summit Racing
Free shipping
$239.99
AMC Inline L6 3.8L/232, 4.2L/258 Proform Street/Strip HEI Distributors | Proform Parts 67186
Summit Racing
Free shipping
$335.35
Engine Kit W/Rings+Gaskets+Bearings+Timing For 1964-1980 Amc Jeep 232 258 4.2L
eBay
Free shipping
$335.35
Engine Kit W/Rings+Gaskets+Bearings+Timing For 1964-1980 Amc Jeep 232 258 4.2L
eBay
Free shipping
$279.99
Billet Distributor 8.5mm Spark Plug Wires Coil 56-74 AMC Jeep 232 258 Inline 6
eBay
Free shipping
$279.99
Billet Distributor 8.5mm Spark Plug Wires Coil 56-74 AMC Jeep 232 258 Inline 6
eBay
Free shipping
$233.95
Small Cap HEI Distributor For AMC/JEEP INLINE 6 232-258 + RED Plug Wires + COIL
eBay
Free shipping
$233.95
Small Cap HEI Distributor For AMC/JEEP INLINE 6 232-258 + RED Plug Wires + COIL
eBay
Free shipping
$153.78
Intake & Exhaust Valves & Springs Amc Jeep 258 1981-1990 & 232 1964-1972
eBay
Free shipping
$153.78
Intake & Exhaust Valves & Springs Amc Jeep 258 1981-1990 & 232 1964-1972
eBay
Free shipping
$98.76
Valves Intake+Exhaust Set/12 For 1973-1980 Amc Jeep 232 258 4.2L 1.787+1.406
eBay
Free shipping
$98.76
Valves Intake+Exhaust Set/12 For 1973-1980 Amc Jeep 232 258 4.2L 1.787+1.406
eBay
Free shipping
$85.51
Arp Performance/Race Cylinder Head 1/2" Bolts Kit Amc Jeep 4.2L 258 1973-1980
eBay
Free shipping
$85.51
Arp Performance/Race Cylinder Head 1/2" Bolts Kit Amc Jeep 4.2L 258 1973-1980
eBay
Free shipping
$143.60
Intake & Exhaust Valves & Springs Amc Jeep 258 232 1973-1980
eBay
Free shipping
$143.60
Intake & Exhaust Valves & Springs Amc Jeep 258 232 1973-1980
eBay
Free shipping
$423.95
AMC, Jeep, L6 COMP Cams Xtreme 4X4 Camshafts - 250/258 Advertised Duration, Lift .488/.507 | COMP Cams 68-301-5
Summit Racing
Free shipping
$423.95
AMC, Jeep, L6 COMP Cams Xtreme 4X4 Camshafts - 250/258 Advertised Duration, Lift .488/.507 | COMP Cams 68-301-5
Summit Racing
Free shipping
$213.95
1964-90 AMC JEEP L6 RED PRO BILLET HEI DISTRIBUTOR 65K COIL 232 258 4.0 4.2
eBay
Free shipping
$213.95
1964-90 AMC JEEP L6 RED PRO BILLET HEI DISTRIBUTOR 65K COIL 232 258 4.0 4.2
eBay
Free shipping
$42.95
Red Cap Ignition Distributor For 1956-1990 AMC/JEEP INLINE 6 232&258 6 CYLINDER
eBay
Free shipping
$42.95
Red Cap Ignition Distributor For 1956-1990 AMC/JEEP INLINE 6 232&258 6 CYLINDER
eBay
Free shipping
$99.99
Top Street Performance AMC/Jeep Inline 6 (232-258) HEI Distributor With Black Cap, JM6511BK
Advance Auto Parts
$99.99
Top Street Performance AMC/Jeep Inline 6 (232-258) HEI Distributor With Black Cap, JM6511BK
Advance Auto Parts
$139.95
6 Cylinder Hei Distributor For Amc Jeep Inline 6 232 258 + Blue Wires
eBay
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$139.95
6 Cylinder Hei Distributor For Amc Jeep Inline 6 232 258 + Blue Wires
eBay
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$149.99
Amc 258 4.2L 6 Cyl Hei Distributor + 8mm Hp Plug Wires Crt Performance
eBay
Free shipping
$149.99
Amc 258 4.2L 6 Cyl Hei Distributor + 8mm Hp Plug Wires Crt Performance
eBay
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$199.99
Maxx 95601K Billet Electronic Distributor 1956-1974 Amc Jeep 232 258 Inline 6 L6
eBay
Free shipping
$199.99
Maxx 95601K Billet Electronic Distributor 1956-1974 Amc Jeep 232 258 Inline 6 L6
eBay
Free shipping
$101.99
Set Of Intake & Exhaust Valves Fits Some Amc & Jeep 232 & 258 Engines
eBay
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$101.99
Set Of Intake & Exhaust Valves Fits Some Amc & Jeep 232 & 258 Engines
eBay
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$29.97
RED HEI DISTRIBUTOR SPARK PLUG WIRE SET 10 2mm NEW For AMC JEEP 4 2L 258
eBay
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$29.97
RED HEI DISTRIBUTOR SPARK PLUG WIRE SET 10 2mm NEW For AMC JEEP 4 2L 258
eBay
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$724.99
AMC Inline 6-Cylinder 258, 232 Hedman Street Headers - Long Tube, CJ5, CJ6, CJ7, L6 | Hedman Hedders 99606
Summit Racing
Free shipping
$724.99
AMC Inline 6-Cylinder 258, 232 Hedman Street Headers - Long Tube, CJ5, CJ6, CJ7, L6 | Hedman Hedders 99606
Summit Racing
Free shipping
$76.99
MOSTPLUS Ignition Distributor For 1956-1990 AMC/Jeep Inline 6 232/258 6 CYL
MOSTPLUS
$76.99
MOSTPLUS Ignition Distributor For 1956-1990 AMC/Jeep Inline 6 232/258 6 CYL
MOSTPLUS
$457.24
Engine Rebuild Overhaul Kit 1971-1980 Jeep AMC 258 4.2L OHV L6 Pistons Gaskets
eBay
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$457.24
Engine Rebuild Overhaul Kit 1971-1980 Jeep AMC 258 4.2L OHV L6 Pistons Gaskets
eBay
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$187.44
Amc Jeep 258 4.2L Straight-6 Enginetech Flat Tappet Camshaft 1981 - 1990
eBay
Free shipping
$187.44
Amc Jeep 258 4.2L Straight-6 Enginetech Flat Tappet Camshaft 1981 - 1990
eBay
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$149.92
Jeep Amc Gm Hei Distributor + Usa Wires Cj5 Cj7 Yj 258 - (1) Wire
eBay
Free shipping
$149.92
Jeep Amc Gm Hei Distributor + Usa Wires Cj5 Cj7 Yj 258 - (1) Wire
eBay
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$589.98
AMC Jeep 258 4.2 Master Engine Rebuild Kit 1971 72 73 74 75 76 77 1978 1979 1980
eBay
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$589.98
AMC Jeep 258 4.2 Master Engine Rebuild Kit 1971 72 73 74 75 76 77 1978 1979 1980
eBay
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$149.69
AMC JEEP i6 232 258 6 CYLINDER HEI DISTRIBUTOR CLEAR CAP USA WIRES CJ5 CJ7 YJ
eBay
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$149.69
AMC JEEP i6 232 258 6 CYLINDER HEI DISTRIBUTOR CLEAR CAP USA WIRES CJ5 CJ7 YJ
eBay
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$308.95
AMC 6 Cylinder 232/242/258 COMP Cams Xtreme 4X4 Camshafts - Duration 250/256, Lift .460/.476 | 68-232-4
Summit Racing
Free shipping
$308.95
AMC 6 Cylinder 232/242/258 COMP Cams Xtreme 4X4 Camshafts - Duration 250/256, Lift .460/.476 | 68-232-4
Summit Racing
Free shipping
$451.47
Engine Rebuild Kit Jeep AMC 258 4.2L OHV L6 1971-1980
eBay
Free shipping
$451.47
Engine Rebuild Kit Jeep AMC 258 4.2L OHV L6 1971-1980
eBay
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Clifford Performance 6=8 Kit on AMC 258 Part 1
31:45
Clifford Performance 6=8 Kit on AMC 258 Part 1
10.7K viewsApr 14, 2022
YouTubeCX3 Garage
Part 25: Rebuild AMC 258 Review of the intake ports and installation of intake/exhaust manifold
14:48
Part 25: Rebuild AMC 258 Review of the intake ports and installation of intake/exhaust manifold
631 views3 months ago
YouTubeThird Bay Garage
Part 29: Rebuild AMC 258 Final review what worked & what didnt
27:13
Part 29: Rebuild AMC 258 Final review what worked & what didnt
11 views1 month ago
YouTubeThird Bay Garage
DOUBLE the Horsepower On A Mildly Modded AMC 258 Straight 6
22:11
DOUBLE the Horsepower On A Mildly Modded AMC 258 Straight 6
71.5K views11 months ago
YouTubeEngine Power
Part 21: Rebuild AMC 258 Setup of lifters and getting them into the block
7:04
Part 21: Rebuild AMC 258 Setup of lifters and getting them into the block
175 views4 months ago
YouTubeThird Bay Garage
Will There Be A Big Power Difference On A Mildly Modded AMC 258 Straight 6? - Engine Power S8, E1
21:51
Will There Be A Big Power Difference On A Mildly Modded AMC 258 Straight 6? - Engine Power S8, E1
476.4K viewsJan 17, 2021
YouTubePOWERNATION
Part 28: Rebuild AMC 258 Breakin prep and starting it up
13:31
Part 28: Rebuild AMC 258 Breakin prep and starting it up
644 views2 months ago
YouTubeThird Bay Garage
19:18
Part 15: Rebuild AMC 258 Camshaft install with timing set and cover
599 views5 months ago
YouTubeThird Bay Garage
19:48
Part 23: Rebuild AMC 258 Loose fit head and rockers
323 views3 months ago
YouTubeThird Bay Garage
7:46
Part 17: Rebuild AMC 258 Harmonic balancer install
277 views5 months ago
YouTubeThird Bay Garage
7:06
Part 26: Rebuild AMC 258 Fan and pulley installation and walkaround
242 views3 months ago
YouTubeThird Bay Garage
35:25
CJ7 SIMPLIFIED!! Holley 2 Barrel and HEI Distributor Install on my AMC / Jeep 4.2 258
5.4K viewsFeb 15, 2025
YouTubeRacer X Garage
10:07
Part 9: Rebuild AMC 258 Planning and parts
838 views7 months ago
YouTubeThird Bay Garage
20:25
Part 14: Rebuild AMC 258 Install rings and pistons
450 views6 months ago
YouTubeThird Bay Garage
34:04
Weber 38 and Intake Mods for Jeep AMC 258 with fog flow
930 viewsApr 27, 2025
YouTube1989 Mall Crawler
5:49
Part 27: Rebuild AMC 258 Flywheel, clutch and clutch plate installation
126 views2 months ago
YouTubeThird Bay Garage
11:54
Part 22: Rebuild AMC 258 Valve train and spring installation
9 views4 months ago
YouTubeThird Bay Garage
19:57
Part 13: Rebuild AMC 258 Piston and ring clearance testing
268 views6 months ago
YouTubeThird Bay Garage
10:28
Part 12: Rebuild AMC 258 Crankshaft endplay test and fix
195 views6 months ago
YouTubeThird Bay Garage
33:04
Part 10: Rebuild AMC 258 Block prep and paint
831 views7 months ago
YouTubeThird Bay Garage
10:38
Part 16: Rebuild AMC 258 Water pump fuel pump & oil dip stick tube install
390 views5 months ago
YouTubeThird Bay Garage
17:58
The Truth About the AMC 258 Inline-6 Engine – The Indestructible Engine Jeep Couldn't Let Go!
15.4K views9 months ago
YouTubeEngine Legends
16:43
Chevy 292 vs AMC 258 – Who Is the True King of America’s Inline-6 Engines?
2.4K views7 months ago
YouTubeEngine Legends
17:24
Part 8: Rebuild AMC 258 Dismantle head, rockers, and springs
633 viewsJan 23, 2025
YouTubeThird Bay Garage
17:27
Installing Two Repair Sleeves In A 258 AMC Straight Six Block ‪@JAMSIONLINE‬
232.3K viewsMar 20, 2022
YouTubeJim's Automotive Machine Shop, Inc.
1:06
AMC Inline 6: The Engine That Wouldn't Die!
2K views7 months ago
YouTubeTorque Truths
0:18
Jeep AMC 258 Run #automobile #mechanic #classic #repair #amc #258 #jeepcj #inlinesix
1.3K views6 months ago
YouTubeYasha
11:16
Part 6: Rebuild AMC 258 remove camshaft, lifters, and oil pump
643 viewsJan 4, 2025
YouTubeThird Bay Garage
0:51
AMC 258 Inline Six Cylinder rebuilt engine
1.1K views7 months ago
YouTubeamxgopak
11:46
Why This American Inline-Six Survived Longer Than Every V8!
596 views7 months ago
YouTubeThe Garage Legends
See more
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Shop amc 258 performance upgrades

Sponsored
About our ads
$364.99
AMC Inline 6-Cylinder 258, 232 Hedman Street Headers - Long Tube, CJ5, CJ6, CJ7, L6 | Hedman Hedders 99600
Summit Racing
Free shipping
$364.99
AMC Inline 6-Cylinder 258, 232 Hedman Street Headers - Long Tube, CJ5, CJ6, CJ7, L6 | Hedman Hedders 99600
Summit Racing
Free shipping
$562.99
AMC Inline 6-Cylinder 4.2L/258, 3.8L/232, 3.3L/199 Offenhauser 360 Degree Single-Quad Dual-Port Intake Manifolds | Offenhauser 5999DP
Summit Racing
Free shipping
$562.99
AMC Inline 6-Cylinder 4.2L/258, 3.8L/232, 3.3L/199 Offenhauser 360 Degree Single-Quad Dual-Port Intake Manifolds | Offenhauser 5999DP
Summit Racing
Free shipping
$417.95
AMC, Jeep L6 COMP Cams Xtreme Energy 4X4 Cam And Lifter Kits - Duration 250/258, Lift .462/.485 | SK68-231-4
Summit Racing
Free shipping
$417.95
AMC, Jeep L6 COMP Cams Xtreme Energy 4X4 Cam And Lifter Kits - Duration 250/258, Lift .462/.485 | SK68-231-4
Summit Racing
Free shipping
$239.99
AMC Inline L6 3.8L/232, 4.2L/258 Proform Street/Strip HEI Distributors | Proform Parts 67186
Summit Racing
Free shipping
$239.99
AMC Inline L6 3.8L/232, 4.2L/258 Proform Street/Strip HEI Distributors | Proform Parts 67186
Summit Racing
Free shipping
$335.35
Engine Kit W/Rings+Gaskets+Bearings+Timing For 1964-1980 Amc Jeep 232 258 4.2L
eBay
Free shipping
$335.35
Engine Kit W/Rings+Gaskets+Bearings+Timing For 1964-1980 Amc Jeep 232 258 4.2L
eBay
Free shipping
$279.99
Billet Distributor 8.5mm Spark Plug Wires Coil 56-74 AMC Jeep 232 258 Inline 6
eBay
Free shipping
$279.99
Billet Distributor 8.5mm Spark Plug Wires Coil 56-74 AMC Jeep 232 258 Inline 6
eBay
Free shipping
$233.95
Small Cap HEI Distributor For AMC/JEEP INLINE 6 232-258 + RED Plug Wires + COIL
eBay
Free shipping
$233.95
Small Cap HEI Distributor For AMC/JEEP INLINE 6 232-258 + RED Plug Wires + COIL
eBay
Free shipping
$153.78
Intake & Exhaust Valves & Springs Amc Jeep 258 1981-1990 & 232 1964-1972
eBay
Free shipping
$153.78
Intake & Exhaust Valves & Springs Amc Jeep 258 1981-1990 & 232 1964-1972
eBay
Free shipping
$98.76
Valves Intake+Exhaust Set/12 For 1973-1980 Amc Jeep 232 258 4.2L 1.787+1.406
eBay
Free shipping
$98.76
Valves Intake+Exhaust Set/12 For 1973-1980 Amc Jeep 232 258 4.2L 1.787+1.406
eBay
Free shipping
$85.51
Arp Performance/Race Cylinder Head 1/2" Bolts Kit Amc Jeep 4.2L 258 1973-1980
eBay
Free shipping
$85.51
Arp Performance/Race Cylinder Head 1/2" Bolts Kit Amc Jeep 4.2L 258 1973-1980
eBay
Free shipping
$143.60
Intake & Exhaust Valves & Springs Amc Jeep 258 232 1973-1980
eBay
Free shipping
$143.60
Intake & Exhaust Valves & Springs Amc Jeep 258 232 1973-1980
eBay
Free shipping
$423.95
AMC, Jeep, L6 COMP Cams Xtreme 4X4 Camshafts - 250/258 Advertised Duration, Lift .488/.507 | COMP Cams 68-301-5
Summit Racing
Free shipping
$423.95
AMC, Jeep, L6 COMP Cams Xtreme 4X4 Camshafts - 250/258 Advertised Duration, Lift .488/.507 | COMP Cams 68-301-5
Summit Racing
Free shipping
$213.95
1964-90 AMC JEEP L6 RED PRO BILLET HEI DISTRIBUTOR 65K COIL 232 258 4.0 4.2
eBay
Free shipping
$213.95
1964-90 AMC JEEP L6 RED PRO BILLET HEI DISTRIBUTOR 65K COIL 232 258 4.0 4.2
eBay
Free shipping
$42.95
Red Cap Ignition Distributor For 1956-1990 AMC/JEEP INLINE 6 232&258 6 CYLINDER
eBay
Free shipping
$42.95
Red Cap Ignition Distributor For 1956-1990 AMC/JEEP INLINE 6 232&258 6 CYLINDER
eBay
Free shipping
$99.99
Top Street Performance AMC/Jeep Inline 6 (232-258) HEI Distributor With Black Cap, JM6511BK
Advance Auto Parts
$99.99
Top Street Performance AMC/Jeep Inline 6 (232-258) HEI Distributor With Black Cap, JM6511BK
Advance Auto Parts
$139.95
6 Cylinder Hei Distributor For Amc Jeep Inline 6 232 258 + Blue Wires
eBay
Free shipping
$139.95
6 Cylinder Hei Distributor For Amc Jeep Inline 6 232 258 + Blue Wires
eBay
Free shipping
$149.99
Amc 258 4.2L 6 Cyl Hei Distributor + 8mm Hp Plug Wires Crt Performance
eBay
Free shipping
$149.99
Amc 258 4.2L 6 Cyl Hei Distributor + 8mm Hp Plug Wires Crt Performance
eBay
Free shipping
$199.99
Maxx 95601K Billet Electronic Distributor 1956-1974 Amc Jeep 232 258 Inline 6 L6
eBay
Free shipping
$199.99
Maxx 95601K Billet Electronic Distributor 1956-1974 Amc Jeep 232 258 Inline 6 L6
eBay
Free shipping