Product Description
Valve Seat (Qty. 25)
1994 Mercury Topaz 3.0L / 183 OHV V6 12V "1,2,U" Vulcan 89.00mm Bore 86-07
#PN-ST17502-25-179Valve Seat - ST17502-25
Details Value Part number ST17502-25 Sizes available N/A
Package detail
Attribute Value Package Size 5x2.5x3.25" Weight 1.25 lbs
Product notes
Enginetech Valve Guides and Seats.
Enginetech Valve guides and Seats are made to OEM quality and specifications. Because of request of our customers the valve guides and seats were added to the Enginetech line of products to help the customer achieve one stop shop.
Also fits
Category Make Model User engine Year range Notes Car AMC 5.9L / 360 OHV V8 16V AMC 4.080" Bore 70-78 70-78 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.680" - 1.712" valve head diameter. (25 pack). Car AMC 6.6L / 401 OHV V8 16V 4.165" Bore 71-76 71-76 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car CHRYSLER 2.8L / 170 OHV L6 12V Chry. 3.400" Bore 60-71 60-71 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car CHRYSLER 3.2L / 198 OHV L6 12V "B" Chry. 3.400" Bore 70-74 70-74 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car CHRYSLER 3.7L / 225 OHV L6 12V 3.400" Bore 60-83 60-83 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car CHRYSLER 5.9L / 361 OHV V8 16V 4.125" Bore 58-66 58-66 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car CHRYSLER 6.3L / 383 OHV V8 16V 4.250" Bore 59-71 59-67 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.680" - 1.712" valve head diameter. (25 pack). Car FORD 2.9L / 177 OHV V6 12V "V" 93.00mm Bore 88-89 88-89 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car FORD 3.0L / 183 OHV V6 12V "1,2,U" Vulcan 89.00mm Bore 86-07 86-07 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car FORD 3.3L / 200 OHV L6 12V "B,T,X" 3.680" Bore 63-83 65-76 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.650" - 1.680" valve head diameter. (25 pack). Car FORD 4.1L / 250 OHV L6 12V "C,L" 3.680" Bore 69-80 69-76 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.650" - 1.680" valve head diameter. (25 pack). Car FORD 4.2L / 255 OHV V8 16V "D" 3.680" Bore 80-82 80-82 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car FORD 4.7L / 289 OHV V8 16V 4.000" Bore 63-68 63-64 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.680" valve head diameter. (25 pack). Car FORD 5.8L / 351 OHV V8 16V "H,M,Q,R" Cleveland 4.000" Bore 70-74 70-74 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.654" - 1.685" valve head diameter. (25 pack). Car FORD 5.8L / 351 OHV V8 16V "H" Modified 4.000" Bore 75-79 75-79 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car FORD 6.6L / 400 OHV V8 16V "S" 4.000" Bore 71-79 71-79 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car FORD 7.0L / 429 OHV V8 16V 4.360" Bore 68-73 68-73 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.660" valve head diameter. (25 pack). Car FORD 7.5L / 460 OHV V8 16V 4.360" Bore 68-78 68-78 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.655" - 1.685" valve head diameter. (25 pack). Car GM 3.3L / 204 OHV V6 12V "N" Buick 93.98mm Bore 89-93 89-93 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car GM 3.8L / 231 OHV V6 12V Buick 231 3.800" Bore 75-88 77-78 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.655" valve head diameter. (25 pack). Car GM 3.8L / 231 OHV V6 12V Buick 231 Turbo 3.800" Bore 78-89 78-78 "G". Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.655" valve head diameter. (25 pack). Car GM 3.8L / 231 OHV V6 12V "2,C,K,L" Buick 3800 96.50mm Bore 88-09 88-95 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. Except "K". (25 pack). Car GM 3.8L / 231 OHV V6 12V "1,4" Buick 3800 S/C 96.50mm Bore 91-07 91-95 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car GM 5.7L / 350 OHV V8 16V Pont. 3.875" Bore 68-77 68-77 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.660" valve head diameter. (25 pack). Car GM 6.4L / 389 OHV V8 16V Pont. 4.063" Bore 59-66 59-66 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.660" valve head diameter. (25 pack). Car GM 6.6L / 400 OHV V8 16V Olds. 4.000" Bore 65-67 65-67 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car GM 6.6L / 400 OHV V8 16V Pont. 4.120" Bore 67-79 67-78 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.660" valve head diameter. (25 pack). Car GM 6.6L / 400 OHV V8 16V Olds. 3.870" Bore 68-69 68-69 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car GM 6.9L / 421 OHV V8 16V Pont. 4.094" Bore 63-66 63-66 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.640" valve head diameter. (25 pack). Car GM 7.0L / 425 OHV V8 16V Olds. 4.125" Bore 65-67 65-67 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car GM 7.0L / 430 OHV V8 16V Buick 4.1875" Bore 67-69 67-69 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car GM 7.5L / 455 OHV V8 16V Pont. 4.150" Bore 70-76 70-76 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.660" valve head diameter. (25 pack). Car GM 7.7L / 472 OHV V8 16V Cad. 4.300" Bore 68-74 68-74 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). Car GM 8.2L / 500 OHV V8 16V Cad. 4.300" Bore 70-76 70-76 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV CHRYSLER, DODGE, RAM 2.8L / 170 OHV L6 12V Chry. 3.400" Bore 61-66 61-66 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV CHRYSLER, DODGE, RAM 3.2L / 198 OHV L6 12V Chry. 3.400" Bore 70-73 70-72 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV CHRYSLER, DODGE, RAM 3.7L / 225 OHV L6 12V 3.400" Bore 61-87 61-87 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV CHRYSLER, DODGE, RAM 6.3L / 383 OHV V8 16V 4.250" Bore 67-71 67-68 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.680" - 1.712" valve head diameter. (25 pack). TRUCK, VAN, SUV FORD 2.9L / 177 OHV V6 12V "T" 93.00mm Bore 86-92 86-92 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV FORD 3.0L / 183 OHV V6 12V "U,V" Vulcan 89.00mm Bore 86-08 86-08 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV FORD 3.3L / 200 OHV L6 12V "T" 3.680" Bore 64-74 64-74 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.650" - 1.680" valve head diameter. (25 pack). TRUCK, VAN, SUV FORD 4.1L / 250 OHV L6 12V "L" 3.680" Bore 69-74 69-74 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.650" - 1.680" valve head diameter. (25 pack). TRUCK, VAN, SUV FORD 4.2L / 255 OHV V8 16V "D" 3.680" Bore 81-82 81-82 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV FORD 5.8L / 351 OHV V8 16V "H,G" Modified 4.000" Bore 75-82 75-82 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV FORD 6.6L / 400 OHV V8 16V "S,Z" 4.000" Bore 77-82 77-82 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV GM, CHEVROLET 3.8L / 231 OHV V6 12V "L" Buick 3800 96.50mm Bore 92-95 92-95 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV GM, CHEVROLET 6.0L / 366 OHV V8 16V "B,P" GM 3.938" Bore 66-98 80-98 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV GM, CHEVROLET 7.0L / 427 OHV V8 16V Chev. 4.250" Bore 68-98 80-90 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV Jeep 5.9L / 360 OHV V8 16V AMC 4.080" Bore 70-91 70-91 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.680" - 1.712" valve head diameter. (25 pack). TRUCK, VAN, SUV Jeep 6.6L / 401 OHV V8 16V AMC 4.165" Bore 74-78 74-78 Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). TRUCK, VAN, SUV Mazda 3.0L / 2982 OHV V6 12V "U,V" Ford 8U Vulcan 89.00mm Bore 94-07 94-07 Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack).
Vehicle-Specific Engine Part Information
1994 Mercury Topaz 3.0L Valve Seat (Qty. 25) Enginetech ST17502-25. This valve seat (qty. 25) is listed for the 1994 Mercury Topaz 3.0L engine application. Match the engine configuration and manufacturer part number before ordering parts for your rebuild or repair.
Manufacturer application notes: Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack).
For a 1994 Mercury Topaz 3.0L engine repair, the same part may be identified as 1994 Mercury Topaz Valve Seat (Qty. 25), Mercury Topaz 3.0L Valve Seat (Qty. 25), Valve Seat (Qty. 25) for 1994 Mercury Topaz 3.0L. These vehicle-specific descriptions help distinguish the required valve seat (qty. 25) from other engine components used on similar vehicles.
Additional application-specific terminology includes 1994 Mercury 3.0L Valve Seat (Qty. 25), Mercury Topaz Valve Seat (Qty. 25), 3.0L Mercury Topaz Valve Seat (Qty. 25), 1994 Mercury Topaz Engine Valve Seat (Qty. 25). All of these references concern the same Enginetech ST17502-25 listing; they do not indicate extra components in the package.
Whether you are refreshing a worn engine or completing a full rebuild of a 1994 Mercury Topaz 3.0L, selecting the right valve seat (qty. 25) depends on accurate engine identification. Check the engine code, relevant dimensions and any vehicle-specific installation restrictions against your existing components. This listing identifies Enginetech ST17502-25; verify the correct configuration before purchasing.
Professional Engine Rebuilders offers this valve seat (qty. 25) for shoppers searching by the 1994 Mercury Topaz 3.0L application, Enginetech manufacturer number ST17502-25, or the unique vehicle-specific listing number PN-ST17502-25-179. Confirm fitment, selected sizes and exact package contents on the product page. Cross-reference part numbers are provided for identification and comparison, not as substitutes for fitment verification.
Valve Seat - ST17502-25
| Details | Value |
|---|---|
| Part number | ST17502-25 |
| Sizes available | N/A |
Package detail
| Attribute | Value |
|---|---|
| Package Size | 5x2.5x3.25" |
| Weight | 1.25 lbs |
Product notes
Enginetech Valve Guides and Seats.
Enginetech Valve guides and Seats are made to OEM quality and specifications. Because of request of our customers the valve guides and seats were added to the Enginetech line of products to help the customer achieve one stop shop.
Also fits
| Category | Make | Model | User engine | Year range | Notes |
|---|---|---|---|---|---|
| Car | AMC | 5.9L / 360 OHV V8 16V AMC 4.080" Bore 70-78 | 70-78 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.680" - 1.712" valve head diameter. (25 pack). | |
| Car | AMC | 6.6L / 401 OHV V8 16V 4.165" Bore 71-76 | 71-76 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | CHRYSLER | 2.8L / 170 OHV L6 12V Chry. 3.400" Bore 60-71 | 60-71 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | CHRYSLER | 3.2L / 198 OHV L6 12V "B" Chry. 3.400" Bore 70-74 | 70-74 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | CHRYSLER | 3.7L / 225 OHV L6 12V 3.400" Bore 60-83 | 60-83 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | CHRYSLER | 5.9L / 361 OHV V8 16V 4.125" Bore 58-66 | 58-66 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | CHRYSLER | 6.3L / 383 OHV V8 16V 4.250" Bore 59-71 | 59-67 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.680" - 1.712" valve head diameter. (25 pack). | |
| Car | FORD | 2.9L / 177 OHV V6 12V "V" 93.00mm Bore 88-89 | 88-89 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | FORD | 3.0L / 183 OHV V6 12V "1,2,U" Vulcan 89.00mm Bore 86-07 | 86-07 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | FORD | 3.3L / 200 OHV L6 12V "B,T,X" 3.680" Bore 63-83 | 65-76 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.650" - 1.680" valve head diameter. (25 pack). | |
| Car | FORD | 4.1L / 250 OHV L6 12V "C,L" 3.680" Bore 69-80 | 69-76 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.650" - 1.680" valve head diameter. (25 pack). | |
| Car | FORD | 4.2L / 255 OHV V8 16V "D" 3.680" Bore 80-82 | 80-82 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | FORD | 4.7L / 289 OHV V8 16V 4.000" Bore 63-68 | 63-64 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.680" valve head diameter. (25 pack). | |
| Car | FORD | 5.8L / 351 OHV V8 16V "H,M,Q,R" Cleveland 4.000" Bore 70-74 | 70-74 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.654" - 1.685" valve head diameter. (25 pack). | |
| Car | FORD | 5.8L / 351 OHV V8 16V "H" Modified 4.000" Bore 75-79 | 75-79 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | FORD | 6.6L / 400 OHV V8 16V "S" 4.000" Bore 71-79 | 71-79 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | FORD | 7.0L / 429 OHV V8 16V 4.360" Bore 68-73 | 68-73 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.660" valve head diameter. (25 pack). | |
| Car | FORD | 7.5L / 460 OHV V8 16V 4.360" Bore 68-78 | 68-78 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.655" - 1.685" valve head diameter. (25 pack). | |
| Car | GM | 3.3L / 204 OHV V6 12V "N" Buick 93.98mm Bore 89-93 | 89-93 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | GM | 3.8L / 231 OHV V6 12V Buick 231 3.800" Bore 75-88 | 77-78 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.655" valve head diameter. (25 pack). | |
| Car | GM | 3.8L / 231 OHV V6 12V Buick 231 Turbo 3.800" Bore 78-89 | 78-78 | "G". Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.655" valve head diameter. (25 pack). | |
| Car | GM | 3.8L / 231 OHV V6 12V "2,C,K,L" Buick 3800 96.50mm Bore 88-09 | 88-95 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. Except "K". (25 pack). | |
| Car | GM | 3.8L / 231 OHV V6 12V "1,4" Buick 3800 S/C 96.50mm Bore 91-07 | 91-95 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | GM | 5.7L / 350 OHV V8 16V Pont. 3.875" Bore 68-77 | 68-77 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.660" valve head diameter. (25 pack). | |
| Car | GM | 6.4L / 389 OHV V8 16V Pont. 4.063" Bore 59-66 | 59-66 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.660" valve head diameter. (25 pack). | |
| Car | GM | 6.6L / 400 OHV V8 16V Olds. 4.000" Bore 65-67 | 65-67 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | GM | 6.6L / 400 OHV V8 16V Pont. 4.120" Bore 67-79 | 67-78 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.660" valve head diameter. (25 pack). | |
| Car | GM | 6.6L / 400 OHV V8 16V Olds. 3.870" Bore 68-69 | 68-69 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | GM | 6.9L / 421 OHV V8 16V Pont. 4.094" Bore 63-66 | 63-66 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.640" valve head diameter. (25 pack). | |
| Car | GM | 7.0L / 425 OHV V8 16V Olds. 4.125" Bore 65-67 | 65-67 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | GM | 7.0L / 430 OHV V8 16V Buick 4.1875" Bore 67-69 | 67-69 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | GM | 7.5L / 455 OHV V8 16V Pont. 4.150" Bore 70-76 | 70-76 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.660" valve head diameter. (25 pack). | |
| Car | GM | 7.7L / 472 OHV V8 16V Cad. 4.300" Bore 68-74 | 68-74 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| Car | GM | 8.2L / 500 OHV V8 16V Cad. 4.300" Bore 70-76 | 70-76 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | CHRYSLER, DODGE, RAM | 2.8L / 170 OHV L6 12V Chry. 3.400" Bore 61-66 | 61-66 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | CHRYSLER, DODGE, RAM | 3.2L / 198 OHV L6 12V Chry. 3.400" Bore 70-73 | 70-72 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | CHRYSLER, DODGE, RAM | 3.7L / 225 OHV L6 12V 3.400" Bore 61-87 | 61-87 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | CHRYSLER, DODGE, RAM | 6.3L / 383 OHV V8 16V 4.250" Bore 67-71 | 67-68 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.680" - 1.712" valve head diameter. (25 pack). | |
| TRUCK, VAN, SUV | FORD | 2.9L / 177 OHV V6 12V "T" 93.00mm Bore 86-92 | 86-92 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | FORD | 3.0L / 183 OHV V6 12V "U,V" Vulcan 89.00mm Bore 86-08 | 86-08 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | FORD | 3.3L / 200 OHV L6 12V "T" 3.680" Bore 64-74 | 64-74 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.650" - 1.680" valve head diameter. (25 pack). | |
| TRUCK, VAN, SUV | FORD | 4.1L / 250 OHV L6 12V "L" 3.680" Bore 69-74 | 69-74 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.650" - 1.680" valve head diameter. (25 pack). | |
| TRUCK, VAN, SUV | FORD | 4.2L / 255 OHV V8 16V "D" 3.680" Bore 81-82 | 81-82 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | FORD | 5.8L / 351 OHV V8 16V "H,G" Modified 4.000" Bore 75-82 | 75-82 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | FORD | 6.6L / 400 OHV V8 16V "S,Z" 4.000" Bore 77-82 | 77-82 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | GM, CHEVROLET | 3.8L / 231 OHV V6 12V "L" Buick 3800 96.50mm Bore 92-95 | 92-95 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | GM, CHEVROLET | 6.0L / 366 OHV V8 16V "B,P" GM 3.938" Bore 66-98 | 80-98 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | GM, CHEVROLET | 7.0L / 427 OHV V8 16V Chev. 4.250" Bore 68-98 | 80-90 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | Jeep | 5.9L / 360 OHV V8 16V AMC 4.080" Bore 70-91 | 70-91 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. With 1.680" - 1.712" valve head diameter. (25 pack). | |
| TRUCK, VAN, SUV | Jeep | 6.6L / 401 OHV V8 16V AMC 4.165" Bore 74-78 | 74-78 | Exhaust. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). | |
| TRUCK, VAN, SUV | Mazda | 3.0L / 2982 OHV V6 12V "U,V" Ford 8U Vulcan 89.00mm Bore 94-07 | 94-07 | Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack). |
Vehicle-Specific Engine Part Information
1994 Mercury Topaz 3.0L Valve Seat (Qty. 25) Enginetech ST17502-25. This valve seat (qty. 25) is listed for the 1994 Mercury Topaz 3.0L engine application. Match the engine configuration and manufacturer part number before ordering parts for your rebuild or repair.
Manufacturer application notes: Intake. 1.500 x 1.7550 x .2188". 45 Deg. Hi-Chrome Cast. (25 pack).
For a 1994 Mercury Topaz 3.0L engine repair, the same part may be identified as 1994 Mercury Topaz Valve Seat (Qty. 25), Mercury Topaz 3.0L Valve Seat (Qty. 25), Valve Seat (Qty. 25) for 1994 Mercury Topaz 3.0L. These vehicle-specific descriptions help distinguish the required valve seat (qty. 25) from other engine components used on similar vehicles.
Additional application-specific terminology includes 1994 Mercury 3.0L Valve Seat (Qty. 25), Mercury Topaz Valve Seat (Qty. 25), 3.0L Mercury Topaz Valve Seat (Qty. 25), 1994 Mercury Topaz Engine Valve Seat (Qty. 25). All of these references concern the same Enginetech ST17502-25 listing; they do not indicate extra components in the package.
Whether you are refreshing a worn engine or completing a full rebuild of a 1994 Mercury Topaz 3.0L, selecting the right valve seat (qty. 25) depends on accurate engine identification. Check the engine code, relevant dimensions and any vehicle-specific installation restrictions against your existing components. This listing identifies Enginetech ST17502-25; verify the correct configuration before purchasing.
Professional Engine Rebuilders offers this valve seat (qty. 25) for shoppers searching by the 1994 Mercury Topaz 3.0L application, Enginetech manufacturer number ST17502-25, or the unique vehicle-specific listing number PN-ST17502-25-179. Confirm fitment, selected sizes and exact package contents on the product page. Cross-reference part numbers are provided for identification and comparison, not as substitutes for fitment verification.
