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$89.99
Howards Cams H350F: Howards Cams Extreme Billet Main Caps
Summit Racing
1
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89-18 Dodge 5.9L & 6.7L Cummins Wagler Billet Main Caps
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89-18 Dodge 5.9L & 6.7L Cummins Wagler Billet Main Caps
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Howards Cams H454: Howards Cams Extreme Billet Main Caps
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Wagler Billet Main Caps - 01-16 GM Duramax 6.6L | WCPC6641
Thoroughbred Diesel
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Thoroughbred Diesel
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Engine Works 8391 Main Caps Billet Steel 350 Mains Factory 4-Bolt Straight V8
eBay
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Milodon 11365: Milodon Main Caps
Summit Racing
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PRW 1740002 Main Bearing Cap 1045 Billet Steel Main Caps Splayed Caps HRC 20-25. PRW. Other Engine Parts. 842864001133.
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Wagler Competition Billet Main Caps | WCPC6641 | 2001-2016 GM Duramax 6.6L
Dale's Super Store
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Wagler Competition Billet Main Caps | WCPC6641 | 2001-2016 GM Duramax 6.6L
Dale's Super Store
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$800.00
11-19 Ford 6.7L Powerstroke Wagler Billet Main Caps
Pure Diesel Power
$800.00
11-19 Ford 6.7L Powerstroke Wagler Billet Main Caps
Pure Diesel Power
$137.81
Engine Works 8391 Main Caps Billet Steel 350 Mains Factory 4-Bolt
eBay
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$174.21
$204.84
Chevy Bbc 454 4 Bolt Replacement Billet Steel Main Caps
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Chevy Bbc 454 4 Bolt Replacement Billet Steel Main Caps
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Mopar Chrysler Bb 440 2 Bolt Replacement Billet Steel Main Caps (5
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Mopar Chrysler Bb 440 2 Bolt Replacement Billet Steel Main Caps (5
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Chevy Sbc 350 2 Bolt To 4 Bolt Splayed Billet Steel Main Caps(Middle 3
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$110.63
Chevy Sbc 350 2 Bolt To 4 Bolt Splayed Billet Steel Main Caps(Middle 3
eBay
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$883.70
01-16 6.6L Duramax Wagler Billet Main Caps
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$883.70
01-16 6.6L Duramax Wagler Billet Main Caps
Pure Diesel Power
$287.34
Howards Main Cap H350S Billet Steel, 2 To 4-Bolt Splayed For 305-350 SBC
eBay
1
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Milodon 11050: Milodon Main Caps
Summit Racing
1
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Milodon 11050: Milodon Main Caps
Summit Racing
1
$288.43
PRW Crankshaft Main Caps 1745403 Replacement, 1045 Billet Steel For 66-90 BBC
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PRW Crankshaft Main Caps 1745403 Replacement, 1045 Billet Steel For 66-90 BBC
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01-24 GM 6.6L Duramax Socal Billet Main Caps
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Pioneer Automotive 839057: Pioneer Automotive Main Caps
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Pioneer Automotive 839057: Pioneer Automotive Main Caps
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Mpd Billet Main Caps 2017-2019 6.7L Powerstroke
Blessed Performance
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Mpd Billet Main Caps 2017-2019 6.7L Powerstroke
Blessed Performance
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Speedmaster PCE289.1011 Ford 429 460 OEM 2 Bolt To 4 Bolt Splayed Billet Steel Main Caps (Middle 3 Caps)
JEGS High Performance
$165.19
Speedmaster PCE289.1011 Ford 429 460 OEM 2 Bolt To 4 Bolt Splayed Billet Steel Main Caps (Middle 3 Caps)
JEGS High Performance
$933.33
Duramax Main Billet Caps
Diesel Auto Power - July 7th 2025
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Duramax Main Billet Caps
Diesel Auto Power - July 7th 2025
$128.50
Speedmaster Pce289.1011 Compatible With Ford 429 460 OEM 2 Bolt To 4 Bolt Splayed Billet Steel Main Caps (Middle 3 Caps)
Walmart
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Speedmaster Pce289.1011 Compatible With Ford 429 460 OEM 2 Bolt To 4 Bolt Splayed Billet Steel Main Caps (Middle 3 Caps)
Walmart
$750.00
2001-2016 Gm 6.6L Duramax / Wagler Wcpc6641 Billet Main Caps
SWAGPERFORMANCEPARTS
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2001-2016 Gm 6.6L Duramax / Wagler Wcpc6641 Billet Main Caps
SWAGPERFORMANCEPARTS
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Howards Racing Components SBC Billet Main Caps - 4-Bolt Replacement
Walmart
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Walmart
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$253.01
PRW 1000098 Main Cap, GM-Chev, 4.8, 5.3, 5.7, 6.0L, 1997-2015
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20706190 | Engine Main Bearing Cap | Mack
Source One Parts Center
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Part 3008047: Cummins OEM Main Bearing Cap
ModernEquipmentParts.com
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Part 3008047: Cummins OEM Main Bearing Cap
ModernEquipmentParts.com
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11117589711 - BMW F30 328I N20 2.0L - Genuine BMW Engine Crankshaft Main Bearing Cap Bolt: Replace These Anytime The Engine Is Disassembled.
ECS Tuning
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11117589711 - BMW F30 328I N20 2.0L - Genuine BMW Engine Crankshaft Main Bearing Cap Bolt: Replace These Anytime The Engine Is Disassembled.
ECS Tuning
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Cummins 193657 Engine Crankshaft Main Bearing Cap
FinditParts
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Cummins 193657 Engine Crankshaft Main Bearing Cap
FinditParts
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Prw 1735001 Prw1735001 Main CAP BLT STL SBC 4Blt Repl Fits Select: 1967-1972 Chevrolet Camaro, 1969-1977 Chevrolet C10
Walmart
1
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Prw 1735001 Prw1735001 Main CAP BLT STL SBC 4Blt Repl Fits Select: 1967-1972 Chevrolet Camaro, 1969-1977 Chevrolet C10
Walmart
1
Inside A Real Engine Machine Shop - What They Don’t Show You
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Inside A Real Engine Machine Shop - What They Don’t Show You
3.7K views2 months ago
YouTubePowerHouse Engines
Removing the Crankshaft Main Caps 🔧 #automobile #engineblock #mechanic #brakefluid
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Removing the Crankshaft Main Caps 🔧 #automobile #engineblock #mechanic #brakefluid
21.3K views2 months ago
YouTubeMechanics in Action
Engine Main Cap Designs - Two Bolt, Four Bolt, Cross bolts, Integrated Girdle, Bedplates | RS Garage
3:30
Engine Main Cap Designs - Two Bolt, Four Bolt, Cross bolts, Integrated Girdle, Bedplates | RS Garage
3.5K viewsJan 10, 2025
YouTubeRS Garage
How to Tighten Main Bearing Caps | Engine Overhaul Guide #automobile #mechanic
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How to Tighten Main Bearing Caps | Engine Overhaul Guide #automobile #mechanic
9.1K views4 months ago
YouTubeEngine Auto Tech
The Importance of Main Bearing Caps in Stability
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5.4K views3 weeks ago
YouTubeWork Permit💡
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Crankshaft Rebuild: Main Caps & Thrust Bearings Installation
74 viewsApr 26, 2025
YouTubemechanic177
Block braces Main Girdle and Billet main caps, When do you need it? | Build your bottom end right #2
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Block braces Main Girdle and Billet main caps, When do you need it? | Build your bottom end right #2
738 views3 months ago
YouTubeThrottlebuddies
1:48
2JZ Main Caps & Hardware: When to move to an ARP Main Stud Kit and Billet Main Caps
4.9K viewsMar 19, 2025
YouTubeRS Garage
14:19
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68 views10 months ago
YouTubemechanic177
12:41
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9.2K viewsDec 27, 2024
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YouTubeMyersMetalWorks
4:41
FORD 3.5 ECOBOOST MAIN BEARING CAPS TORQUE SEQUENCE
17.5K viewsMar 18, 2023
YouTubeBTD Garage
Project 63 part 17 - Install steel main caps and line bore an A-Series block
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Find in video from 02:38Installing Steel Main Caps
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26.6K viewsMar 7, 2023
YouTubeMED Race Technologies
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6.7 Ford Power Stroke Wagler billet main caps
645.3K viewsJan 4, 2025
YouTubeDave's Auto Center
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LS 4.8 5.3 6.0 Main Bearing Cap Bolt Torque to Angle Bolts Simplified
8.6K viewsNov 22, 2024
YouTubeKauffman’s Garage
11:52
The Truth: Cast Vs Billet Main Caps 383 - 400 - 440 Mopar Big Block | PRW Billet Main Caps 1738301 |
15.3K viewsApr 9, 2024
YouTubeNightWrencher
2:26
Why you need to align bore your billet main caps before use.
5.6K viewsJan 22, 2025
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0:58
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5.6K viewsJan 13, 2025
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9:58
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268 views4 months ago
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24 views4 months ago
YouTubeEngine Auto Tech
1:00:49
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346 viewsFeb 21, 2025
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YouTubeJim's Automotive Machine Shop, Inc.
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302 Ford main bearings and rod bearings installation 
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18:48
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Shop main caps engine

Sponsored
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$89.99
Howards Cams H350F: Howards Cams Extreme Billet Main Caps
Summit Racing
1
$89.99
Howards Cams H350F: Howards Cams Extreme Billet Main Caps
Summit Racing
1
$269.99
Howards Cams H350RWS: Howards Cams Extreme Billet Main Caps
Summit Racing
Free shipping
$269.99
Howards Cams H350RWS: Howards Cams Extreme Billet Main Caps
Summit Racing
Free shipping
$295.99
Howards Cams H400: Howards Cams Extreme Billet Main Caps
Summit Racing
Free shipping
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Howards Cams H400: Howards Cams Extreme Billet Main Caps
Summit Racing
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Howards Cams H350S: Howards Cams Extreme Billet Main Caps
Summit Racing
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Howards Cams H350S: Howards Cams Extreme Billet Main Caps
Summit Racing
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Howards Cams H350C: Howards Cams Extreme Billet Main Caps
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Howards Cams H350R-1: Howards Cams Extreme Billet Main Caps
Summit Racing
Free shipping
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Howards Cams H350R-1: Howards Cams Extreme Billet Main Caps
Summit Racing
Free shipping
$862.54
89-18 Dodge 5.9L & 6.7L Cummins Wagler Billet Main Caps
Pure Diesel Power
$862.54
89-18 Dodge 5.9L & 6.7L Cummins Wagler Billet Main Caps
Pure Diesel Power
$285.99
Howards Cams H454: Howards Cams Extreme Billet Main Caps
Summit Racing
Free shipping
$285.99
Howards Cams H454: Howards Cams Extreme Billet Main Caps
Summit Racing
Free shipping
$933.33
Wagler Billet Main Caps - 01-16 GM Duramax 6.6L | WCPC6641
Thoroughbred Diesel
$933.33
Wagler Billet Main Caps - 01-16 GM Duramax 6.6L | WCPC6641
Thoroughbred Diesel
$137.81
Engine Works 8391 Main Caps Billet Steel 350 Mains Factory 4-Bolt Straight V8
eBay
Free shipping
$137.81
Engine Works 8391 Main Caps Billet Steel 350 Mains Factory 4-Bolt Straight V8
eBay
Free shipping
$679.95
Milodon 11365: Milodon Main Caps
Summit Racing
Free shipping
$679.95
Milodon 11365: Milodon Main Caps
Summit Racing
Free shipping
$214.53
PRW 1740002 Main Bearing Cap 1045 Billet Steel Main Caps Splayed Caps HRC 20-25. PRW. Other Engine Parts. 842864001133.
eBay
Free shipping
$214.53
PRW 1740002 Main Bearing Cap 1045 Billet Steel Main Caps Splayed Caps HRC 20-25. PRW. Other Engine Parts. 842864001133.
eBay
Free shipping
$933.33
Wagler Competition Billet Main Caps | WCPC6641 | 2001-2016 GM Duramax 6.6L
Dale's Super Store
Free shipping
$933.33
Wagler Competition Billet Main Caps | WCPC6641 | 2001-2016 GM Duramax 6.6L
Dale's Super Store
Free shipping
$800.00
11-19 Ford 6.7L Powerstroke Wagler Billet Main Caps
Pure Diesel Power
$800.00
11-19 Ford 6.7L Powerstroke Wagler Billet Main Caps
Pure Diesel Power
$137.81
Engine Works 8391 Main Caps Billet Steel 350 Mains Factory 4-Bolt
eBay
Free shipping
$137.81
Engine Works 8391 Main Caps Billet Steel 350 Mains Factory 4-Bolt
eBay
Free shipping
$174.21
$204.84
Chevy Bbc 454 4 Bolt Replacement Billet Steel Main Caps
eBay
Free shipping
14% off
$174.21
$204.84
Chevy Bbc 454 4 Bolt Replacement Billet Steel Main Caps
eBay
Free shipping
$202.84
$238.53
Mopar Chrysler Bb 440 2 Bolt Replacement Billet Steel Main Caps (5
eBay
2
Free shipping
14% off
$202.84
$238.53
Mopar Chrysler Bb 440 2 Bolt Replacement Billet Steel Main Caps (5
eBay
2
$110.63
Chevy Sbc 350 2 Bolt To 4 Bolt Splayed Billet Steel Main Caps(Middle 3
eBay
Free shipping
$110.63
Chevy Sbc 350 2 Bolt To 4 Bolt Splayed Billet Steel Main Caps(Middle 3
eBay
Free shipping