IMCO Marine

Imco SCX4 XF Lower Unit - 1 7/16 prop shaft

• 1-7/16" Prop Shaft
• This item does not ship UPS, Please Call To Order.
• All new, oversized heavy-duty components (bearings, gears, shafts, and case).
• 2+ years of research, design, development and testing.
• 3 gear ratios available 1:25, 1:34, 1:50.
• Accept standard Bravo style propellers.
• Standard length

For Replacement Parts Click Here

NOTE: These parts & unit have no warranty.

NOTE: This page is setup so you can pre-configure your Drive before calling to place an order. Due to its cost this part cannot be purchased online.

Tie Bar Assembly 1.250” Dia x 18.000” Drive Centers w/ .750” ID Clevis Bushings. Price listed is for 18" tie bar, add 421-TB-2 for extra length. Example: For a 38" Tie Bar, purchase this item and quantity (20) of 421-TB-2. Tie bars are NON-Returnable.

Tie Bar Assembly 1.375” Dia x 18.000” Drive Centers w/ .875” ID Clevis Bushings. Price listed is for 18" tie bar, add 421-TB-3 for extra length. Example: For a 32" Tie Bar, purchase this item and quantity (14) of 421-TB-3. Tie bars are NON-Returnable.

Tie Bar Assembly 1.750” Dia x 18.000” Drive Centers w/ .875” ID Clevis Bushings. Price listed is for 18" tie bar, add 421-TB-1 for extra length. Example: For a 32" Tie Bar, purchase this item and quantity (14) of 421-TB-1. Tie bars are NON-Returnable.

Tie Bar Assembly 1.750” Dia x 18.000” Drive Centers w/ 1.000” ID Clevis Bushings Price listed is for 18" tie bar, add 421-TB-1 for extra length. Example: For a 32" Tie Bar, purchase this item and quantity (14) of 421-TB-1. Tie bars are NON-Returnable.

Tie Bar Assembly 2.250” Dia x 18.000” Drive Centers w/ 1.250” ID Clevis Bushings. Price listed is for 18" tie bar, add 421-TB-4 for extra length. Example: For a 32" Tie Bar, purchase this item and quantity (14) of 421-TB-4. Tie bars are NON-Returnable.

Tie Bar Kit for 3 Bravo ITS, 1.250” Dia x 18.000” Drive Centers. Price listed is for 18" tie bar, add 421-TB-2 for extra length. Example: For a 32" Tie Bar, purchase this item and quantity (14) of 421-TB-2. Tie bars are NON-Returnable.

NOTE: TIE BARS ARE LEVEL AT 4.500" OF DROP TO THE CENTER DRIVE

Tie Bar Kit for 3 Speed Master 6A's, 1.75” Dia x 18.00” Drive Centers Polish 304/316 SS. Price listed is for 18" tie bar, add 421-TB-1 for extra length. Example: For a 32" Tie Bar, purchase this item and quantity (14) of 421-TB-1. Tie bars are NON-Returnable.

NOTE: TIE BARS ARE LEVEL AT 4.75" OF DROP TO THE CENTER DRIVE

Imco Tie Bar Replacement Part. Tie Rod End 5/8" (Rod end only as shown)

Helm Post Assembly Tilt x 7.125” Dashboard to Hub Face Polished 304/316 Stainless steel. The IMCO tilt helm has 4 adjustable positions, 15° down, 90°, 10° and 20° up. The helm is drilled for 6 bolt momo or dino steering wheels.

"STEERING WHEEL AND HELM CONTROL VALVE ARE NOT INCLUDED"

Helm Post Assembly Tilt x 4.625” Dashboard to Hub Face Polished 304/316 Stainless steel. The IMCO tilt helm has 4 adjustable positions, 15° down, 90°, 10° and 20° up. The helm is drilled for 6 bolt momo or dino steering wheels.

"STEERING WHEEL AND HELM CONTROL VALVE ARE NOT INCLUDED"

Keepers (Clutch Shaft)

2 Halves per Upper Clutch Shaft (Sold in Pairs)

Lock Nut (7/16" Nylock) (Sold Each)

4 per Upper Case Assembly
6 per SCX Lower
6 per SC Gimbal Helmet
4 per SCX Gimbal Helmet

Lower Bearing Carrier Cup

1 7/16" or 1 1/4" Prop Shaft Bearing

Lower Case (-1") Shorter

This part number is case only, it does not include, shafts, bearings, or seals.

Lower Case (-2") Shorter

This part number is case only, it does not include, shafts, bearings, or seals.

Lower Case (-3") Shorter

This part number is case only, it does not include, shafts, bearings, or seals.