
Kiggly Main Girdle for 6-Bolt 4G63 DSM (MG)
Vehicle Fitment:
6-Bolt 4G63 DSM
Features:
• 6-Bolt Main Girdle Fits 4G63 and G4CS blocks
• Recommended in all builds above 350hp
• Requires minor engine block grinding at the lower two rear main cover bolts
• Requires using main studs (ARP is one popular brand)
• Stiffens the main caps and eliminates or greatly reduces main cap to block flex and fretting
• Recommended to line hone the engine with the girdle installed
Includes:
(1) Two-Piece Girdle
| Part Number | Item ID |
| 1910 | MG |

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Kiggly Main Girdle for 6-Bolt 4G63 DSM (MG)
Vehicle Fitment:
6-Bolt 4G63 DSM
Features:
• 6-Bolt Main Girdle Fits 4G63 and G4CS blocks
• Recommended in all builds above 350hp
• Requires minor engine block grinding at the lower two rear main cover bolts
• Requires using main studs (ARP is one popular brand)
• Stiffens the main caps and eliminates or greatly reduces main cap to block flex and fretting
• Recommended to line hone the engine with the girdle installed
Includes:
(1) Two-Piece Girdle
| Part Number | Item ID |
| 1910 | MG |

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Product Information
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Description
Vehicle Fitment:
6-Bolt 4G63 DSM
Features:
• 6-Bolt Main Girdle Fits 4G63 and G4CS blocks
• Recommended in all builds above 350hp
• Requires minor engine block grinding at the lower two rear main cover bolts
• Requires using main studs (ARP is one popular brand)
• Stiffens the main caps and eliminates or greatly reduces main cap to block flex and fretting
• Recommended to line hone the engine with the girdle installed
Includes:
(1) Two-Piece Girdle
| Part Number | Item ID |
| 1910 | MG |





















