Questions? Call Now: 317.849.9500

How to find your model number

Questions? Call Now: 317.849.9500.
How to find your model number

Toro Hi Flo Blade (16.5 IN) - Standard (133-2137)

Toro Twin Cylinder Engine (139-0603)

$2,115.99

Available on backorder

SKU: 139-0603 Category:


“In Stock”items ship out by next business day.
“Special orders” typically ship out 3-5 days from date of order. You will be contacted via email with longer delays.

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Genuine Parts

Designed to fit your model

Model Compatibility

Toro Engine-2P77F

Genuine Toro Twin Cylinder Engine (139-0603)
Replaces former part number 136-7816
Complete replacement engine for specific Toro TimeCutter & Titan Riding Mowers and Exmark Quest Drive Lever models
Please Note: All Sales Final on engines. If you have questions about engine replacements please call prior to ordering.

Fits Toro models

74453TE 122cm TITAN HD 1500 Series Riding Mower (Serial Numbers 404621105 – 999999999)

74454TE 132cm TITAN HD 1500 Series Riding Mower (Serial Numbers 404621153 – 999999999)

74690 TimeCutter MX 4275T Riding Mower (Serial Numbers 400000000 – 409059999)

74694 TimeCutter MX 5075T Riding Mower (Serial Numbers 400000000 – 409096999)

74726 TimeCutter SS 4225 Riding Mower (Serial Numbers 402491338 – 999999999)

74726TA TimeCutter SS 4225 Riding Mower (Serial Numbers 400000000 – 999999999)

74760 TimeCutter MX 4250 Riding Mower (Serial Numbers 402221160 – 999999999)

74760TA TimeCutter MX 4250 Riding Mower (Serial Numbers 400000000 – 999999999)

74768 TimeCutter MX 5075 Riding Mower (Serial Numbers 402327412 – 999999999)

74778 TimeCutter MX 5075 Riding Mower (Serial Numbers 402366555 – 999999999)

74874 Titan X4850 Riding Mower (Serial Numbers 400000000 – 406699999)

74877 Titan X5450 Riding Mower (Serial Numbers 400000000 – 406599999)

74887 Titan XS4850 Riding Mower (Serial Numbers 400000000 – 408939999)

74889 Titan XS5450 Riding Mower (Serial Numbers 400000000 – 408933736)

75745 TimeCutter MX 4275 Riding Mower (Serial Numbers 400000000 – 407699999)

75745TA TimeCutter MX 4275 Riding Mower (Serial Numbers 400000000 – 408979999)

75745W TimeCutter MX 4275 Riding Mower (Serial Numbers 400000000 – 407199999)

75754 TimeCutter MX 5475 Riding Mower (Serial Numbers 400000000 – 409099999)

75755 TimeCutter MX 5075 Riding Mower (Serial Numbers 400000000 – 408939999)

75755TA TimeCutter MX 5075 Riding Mower (Serial Numbers 400000000 – 408929253)

75755W TimeCutter MX 5075 Riding Mower (Serial Numbers 400000000 – 407199999)

Fits Exmark models

QZS708GEM50200 Quest Drive Levers Mower (Serial Numbers 404314159 – 408644345)

QZS708GEM54200 Quest Drive Levers Mower (Serial Numbers 408644346 – 999999999)

Weight and Dimensions
Weight 50 lbs
No Hassle Returns

You may return parts and products for any reason within 30 days of the delivery date. All products must be unopened and returned in sellable condition. Return shipping including the purchase of shipping labels is the responsibility of the buyer. For your convenience, we offer the option to request a shipping label (the cost of shipping will be deducted from refund). The Mower Shop provides prepaid return shipping labels in the following cases: carrier damage, lost packages and incorrect items. 

Read Full Return Policy

Available on backorder

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