Why is it called a Toploader?

The Toploader got its name from the fact that the access plate to the inner workings was located on the top of the main case, as opposed to side access on most gearboxes it would be compared with, such as the Ford Dagenham or GM’s Saginaw or Muncie.

How do I identify my Ford Toploader?

TOPLOADER I.D. TAG IDENTIFIER

The Toploader 4-speed transmission is identified by a small metal tag riveted to the right side of the case.
The first line is the transmission’s ID number. The second line is the serial number.
The codes listed here are for Ford vehicles.

Who made the Ford Toploader 4 Speed?

Tremec
Tremec built the Toploader for Ford and the correct model designation for them is a T-170. These were arguably the strongest 4-speeds made in the ’60s, and the design is still used by NASCAR race teams today.

What cars came with a Muncie 4 Speed?

10-spline units came in these vehicles: 1964-70 Chevy Corvettes and Pontiac Tempest 1967-70 Buick Special, Firebird and Camaro 1969-70 Grand Prix 1963-69 Impala 1965-70 Nova and Olds Cutlass/F-85 and Chevelle (except 1970 w/454-cu.in.

How much does a Ford Toploader weigh?

Registered. If you do the math, David Kee’s site says 98 pounds for trans only (120 total – 22 container weight).

What is a Ford Toploader 4 Speed?

“The Top Loader four-speed transmission is a fully synchronized type in all gears, except the reverse sliding idler gear that is in constant mesh. All forward-speed changes are accomplished with synchronizer sleeves, instead of sliding gears.

How much does a Ford Toploader 4 speed weigh?

Toploaders are not as heavy as some automatic transmissions, but still weigh close to 180 pounds (including bellhousing, clutch assembly and shifter) because of their cast-iron housings. Earlier 1964-’67 Toploader units were designated by an HEH transmission code; ’68 and later units were coded RUG.

Why is the M22 called rock crusher?

M22 gears are also made of a higher-grade nickel alloy. The M20 and M21 cluster gears are cut at a 45-degree angle. The reduced gear angle of the M22 created a problem with noise (hence the name “rock-crusher”).